Jewelry

18K Gold Jewelry — handmade in Spain since 1917

At Nicols Jewelers, the passion for jewelry has been passed down since 1917, with four generations dedicated to creating unique pieces in 18k gold and platinum. Each jewel is the result of artisanal work that combines tradition and precision, designed for those who value authenticity and quality in every detail.

Discover an exclusive selection of jewelry with natural diamonds, carefully chosen to offer exceptional brilliance and purity. Here you will find the perfect balance between elegance and durability, designed to accompany you in the most important moments of your life.

You might also be interested in: women's jewelry · men's jewelry · new arrivals

Australian Pearl Earrings Yellow Gold 8mm-12mm 80930010020
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Pearl Earrings

Australian Pearl Earrings Yellow Gold 8mm-12mm

NICOLS SPECIAL
80930010020
From €1,070.00
Natural pearl earrings Reference: 80930010020Technical Sheet_ Australian pearl earrings in yellow gold.Manufactured in our workshops in Madrid, in 18k gold, authentic recycled and sustainable gold. They include two natural and authentic Australian pearls, with the possibility of choosing the desired size of the pearl, select the size you want. These...
Grace Gold Diamond Necklace 0.55-1.00 Ct 99927412045
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Diamond Necklaces

Grace Gold Diamond Necklace 0.55-1.00 Ct

NICOLS SPECIAL
99927412045
From €2,825.00
Grace Diamond Necklace 0.55-1.00ct Solitaire Yellow Gold Reference_99927412045 Pendant with a brilliant-cut diamond, also known as "Pureza," attached to a 18K (750) yellow gold chain, 40cm long. Made in Spain by NICOLS Joyeros Madrid 1917. Authentic, pure, recycled, and sustainable 18K yellow gold. Brilliant-cut diamond with a weight of 0.55 carats, 0.60...
Grace white gold diamond necklace 0.55-1.00 Ct 99927412041
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Diamond Pendants

Grace white gold diamond necklace 0.55-1.00 Ct

NICOLS SPECIAL
99927412041
From €2,830.00
Grace Diamond Necklace 0.55-1.00ct Solitaire White GoldReference_99927412041Pendant with brilliant cut diamond, also called 'Pureza', which is inserted into an 18K (750) white gold chain and 40cm total length. Made in Spain by NICOLS Joyeros Madrid 1917. Authentic, pure, recycled and sustainable 18K white gold. Brilliant cut diamond with a weight to...
Grace Gold Diamond Necklace 0.10-1.50 Ct 99927411045
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Baptism and First Communion Jewelry

Grace Gold Diamond Necklace 0.10-1.50 Ct

NICOLS SPECIAL
99927411045
From €685.00
GRACE Purity Diamond Necklace 0.10-0.50ct Solitaire Yellow Gold Reference_99927411045 Pendant with a brilliant-cut diamond, also known as 'Pureza,' attached to an 18K (750) yellow gold chain, 40 cm long. Made in Spain by NICOLS Joyeros Madrid 1917. 18K yellow gold. Brilliant-cut diamond with a weight of 0.10 carats, 0.15 carats, 0.20 carats, 0.25 carats,...
Grace white gold diamond necklace 0.10-0.50 Ct 99927411041
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Necklaces

Grace white gold diamond necklace 0.10-0.50 Ct

NICOLS SPECIAL
99927411041
From €690.00
GRACE Purity Diamond Necklace 0.10-0.50ct Solitaire White Gold Reference_99927411041 Pendant with a brilliant-cut diamond, also known as 'Pureza,' attached to an 18K (750) white gold chain, 40 cm long. Made in Spain by NICOLS Joyeros Madrid 1917. 18K white gold. Brilliant-cut diamond with a weight of 0.10 carats, 0.15 carats, 0.20 carats, 0.25 carats,...
Nancy Diamond Solitaire Necklace Yellow Gold 99928391045
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Necklaces

Nancy 0.10-0.50ct Diamond Solitaire Necklace Yellow Gold

NICOLS SPECIAL
99928391045
From €790.00
NANCY Diamond Necklace 0.10-0.50ct Solitaire Yellow GoldReference_99928391045Pendant with brilliant cut diamond, also called "Pureza", which is inserted into a 18K (750) yellow gold chain and 40cm total length. Made in Spain by NICOLS Joyeros Madrid 1917. 18K yellow gold. Brilliant cut diamond with a weight to select from 0.10 carats, 0.15 carats, 0.20...
Nancy Diamond Solitaire Necklace White Gold 99928391041
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Baptism and First Communion Jewelry

Nancy 0.10-0.50ct Diamond Solitaire Necklace White Gold

NICOLS SPECIAL
99928391041
From €795.00
NANCY Diamond Necklace 0.10-0.50ct Solitaire White GoldReference_99928391041Pendant with brilliant cut diamond, also called 'Pureza', which is inserted into a 18K (750) white gold chain and 40cm total length. Made in Spain by NICOLS Joyeros Madrid 1917. 18K white gold. Brilliant cut diamond with a weight to select from 0.10 carats, 0.15 carats, 0.20...
Grace Twisted Gold Diamond Necklace 0.10-1.50 Ct 99927421045
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Baptism and First Communion Jewelry

Grace Twisted Gold Diamond Necklace 0.10-1.50 Ct

NICOLS SPECIAL
99927421045
From €685.00
Purity Diamond Necklace GRACE TWISTED 0.10-0.50ct Solitaire Yellow GoldReference_99927421045Pendant with brilliant cut diamond, also called 'Pureza', which is inserted into an 18K (750) yellow gold chain and 40cm total length. Made in Spain by NICOLS Joyeros Madrid 1917. 18K yellow gold. Brilliant cut diamond with a weight to select from 0.10 carats, 0.15...
GraceTwisted white gold and diamond necklace 0.10-0.50 Ct 99927421041
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Baptism and First Communion Jewelry

Grace Twisted white gold and diamond necklace 0.10-0.50 Ct

NICOLS SPECIAL
99927421041
From €690.00
Purity Grace Twisted 0.10-0.50ct Solitaire Diamond Necklace in White Gold Reference_99927421041 Pendant with a brilliant-cut diamond, also known as "Pureza," attached to an 18K (750) white gold chain, 40 cm long. Made in Spain by NICOLS Joyeros Madrid 1917. 18K white gold. Brilliant-cut diamond with a weight of 0.10 carats, 0.15 carats, 0.20 carats,...
Diamond Necklace GraceTwisted 0.55-1.00ct Yellow Gold | NICOLS
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Diamond Necklaces

GraceTwisted 0.55-1.00 Ct Yellow Gold and Diamond Necklace

NICOLS SPECIAL
99927422045
From €2,825.00
Grace Twisted Diamond Necklace 0.55-1.00ct Solitaire Yellow Gold Reference_99927422045 Pendant with a brilliant-cut diamond, also known as 'Pureza,' attached to a 18K (750) yellow gold chain, 40cm long. Made in Spain by NICOLS Joyeros Madrid 1917. Authentic, pure, recycled, and sustainable 18K yellow gold. Brilliant-cut diamond with a weight of 0.55...
GraceTwisted 0.55-1.00 Ct White Gold and Diamond Necklace 99927422041
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Pendants

GraceTwisted 0.55-1.00 Ct White Gold and Diamond Necklace

NICOLS SPECIAL
99927422041
From €2,830.00
Grace Twisted Diamond Necklace 0.55-1.00ct Solitaire White GoldReference_99927422041Pendant with brilliant cut diamond, also called "Pureza", which is inserted into an 18K (750) white gold chain and 40cm total length. Made in Spain by NICOLS Joyeros Madrid 1917. Authentic, pure, recycled and sustainable 18K white gold. Brilliant cut diamond with a weight...
Nancy Diamond Solitaire Necklace Yellow Gold 99928392045
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Diamond Pendants

Nancy 0.55-1.00ct Diamond Solitaire Necklace Yellow Gold

NICOLS SPECIAL
99928392045
From €2,930.00
Nancy Diamond Necklace 0.55-1.00ct Solitaire Yellow Gold Reference_99928392045 Pendant with a brilliant-cut diamond, also known as 'Pureza,' attached to an 18K (750) yellow gold chain, 40cm long. Made in Spain by NICOLS Joyeros Madrid 1917. 18K yellow gold. Brilliant-cut diamond with a weight of 0.55 carats, 0.60 carats, 0.70 carats, 0.75 carats, 0.80...
Nancy Diamond Solitaire Necklace White Gold 99928392041
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Diamond Necklaces

Nancy 0.55-1.00ct Diamond Solitaire Necklace White Gold

NICOLS SPECIAL
99928392041
From €2,935.00
Nancy Diamond Necklace 0.55-1.00ct Solitaire White Gold Reference_99928392041 Pendant with a brilliant-cut diamond, also known as 'Pureza,' attached to an 18K (750) white gold chain, 40cm long. Made in Spain by NICOLS Joyeros Madrid 1917. 18K white gold. Brilliant-cut diamond with a weight of 0.55 carats, 0.60 carats, 0.70 carats, 0.75 carats, 0.80...
Camille Emerald Cut Diamond Ring 0.60 Yellow Gold - Lonely yellow gold
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Yellow Gold Solitaire Rings

Camille Emerald Cut Diamond Ring 0.60 Yellow Gold

NICOLS
99930515915
€5,200.00
Camille Emerald-Cut Diamond Ring, 0.60 Carat Weight Reference: 99930515915 Technical Details_ Camille Emerald-Cut Solitaire Ring, 0.60 Carat Weight. Solitude ring with an emerald-cut diamond weighing 0.60 carats, in a four-claw setting. Stem with 16 brilliant-cut diamonds, stem set with diamond pavé weighing 0.22 carats.Crafted in 18kt yellow gold with a...
Margarita Sapphire Ring with 0.60 diamonds in border - Sapphire rings Margarita Sapphire Ring with 0.60 diamonds in border - Sapphire rings 2
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Sapphire Rings

Margarita Sapphire Ring with 0.60 diamonds in border

NICOLS BODA
99930174911
€1,890.00
MARGARITA Sapphire Ring with 0.60 Diamonds in a Border Reference_99930174911 Technical Sheet NICOLS gold ring with a 0.60 Margarita blue sapphire stone. Made in Madrid with authentic, pure 18K recycled and sustainable gold. Ring with a round center stone surrounded by a border of diamonds in prong settings below, highlighting the center of color....
Yellow Gold Tucked Cross Necklace - Crosses Yellow Gold Tucked Cross Necklace - Crosses 2
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Crosses

Yellow Gold Tucked Cross Necklace

NICOLS
36810080040
€380.00
If you are looking for a necklace to put it on and not take it off, the Yellow Gold Lying Cross necklace is a perfect choice. Gold necklace with central lying cross. Necklace with a central motif in the shape of a cross, 12mm in diameter and 1mm thick. Reference_ 36810080040 Technical data_ necklace made up of an 18-carat gold chain, total length 40cm,...
Margarita Ruby Ring with 0.60 Diamonds in a Border - Red Engagement Rings Margarita Ruby Ring with 0.60 Diamonds in a Border - Red Engagement Rings 2
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Red Engagement Rings

Margarita Ruby Ring with 0.60 Diamonds in a Border

NICOLS
99930174811
€1,895.00
MARGARITA Ruby Ring with 0.60 Diamonds in a Border Reference_99930174811 Technical Sheet Margarita 0.60 Gold Ring with a 18K Gold Ruby Stone NICOLS. Made in Madrid with genuine, pure, recycled, and sustainable 18K gold. Ring with a round center stone surrounded by a border of prong-set diamonds below, highlighting the center of color. Made of white gold...
Margarita Emerald Ring with 0.60 Diamonds in a Border - Emerald rings Margarita Emerald Ring with 0.60 Diamonds in a Border - Emerald rings 2
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Emerald Rings

Margarita Emerald Ring with 0.60 Diamonds in a Border

NICOLS BODA
99930174711
€1,895.00
MARGARITA Emerald Ring with 0.60 Diamonds in a Border Reference_99930174711 Technical Sheet Gold ring with a Margarita 0.60 emerald stone by NICOLS. Made in Madrid with authentic, pure 18K recycled and sustainable gold. Ring with a round center stone surrounded by a border of diamonds in prong settings below, highlighting the center of color. Made...
Yellow Gold Diamond Musa Alliance 99411022300
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Yellow Gold Wedding Bands

Yellow Gold Diamond Musa Alliance 0.02

NICOLS OBRA NUE
99411022300
From €388.00
Yellow gold wedding band with a 0.02-carat Musa diamond Reference: 99411022300 Technical Sheet_ Yellow gold wedding band with Musa diamond. Band shape: flat, solid, with widths to be selected by the customer: 2.0 mm wide, 2.5 mm wide, 3 mm wide, 3.5 mm wide, 4.0 mm wide, 4.5 mm wide, or 5 mm wide. Brilliant finish. Includes a 0.02-carat brilliant-cut...
Rose Gold Diamond Alliance Musa 0.02 99411023300
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Diamond Wedding Band

Rose Gold Diamond Alliance Musa 0.02

NICOLS OBRA NUE
99411023300
From €388.00
Rose gold wedding band with a 0.02-carat Musa diamond Reference: 99411023300 Technical Details_ Rose gold wedding band with Musa brilliant cut. Band shape: flat, solid, with widths to be selected by the customer: 2.0 mm, 2.5 mm, 3 mm, 3.5 mm, 4.0 mm, 4.5 mm, or 5 mm. Brilliant finish. Includes a 0.02-carat brilliant-cut natural diamond, inlaid on the...
Pendientes Diamantes 1.10 Ct Talla Esmeralda Vrait - Diamond Earrings
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Diamond Earrings

Pendientes Diamantes 1.10 Ct Talla Esmeralda Vrait

NICOLS
32810280021
€7,310.00
Pendientes Diamantes 1.10 Ct Talla Esmeralda Vrait Referencia: 32810280021 Ficha Técnica: Pendientes fabricados en oro blanco con diamantes talla esmeralda con bisel y un peso total de 1.10ct. Estos elegantes pendientes de la colección Vrait están meticulosamente fabricados en oro blanco de la más alta calidad, con un diseño que fusiona la sofisticación...
Yellow gold ring with sapphire and diamonds, Sunset Oval triplet - Sapphire rings Yellow gold ring with sapphire and diamonds, Sunset Oval triplet - Sapphire rings 2
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Sapphire Rings

Yellow gold ring with sapphire and diamonds, Sunset Oval triplet

NICOLS
99929130117
€1,960.00
Sunset Oval Triplet Sapphire and Diamond Ring Reference: 99929130117 Technical Details Triplet ring crafted in 18k yellow gold. It features a 0.75-carat oval-cut central sapphire and two side diamonds weighing 0.10 carats each. This elegant triplet ring, crafted in high-quality yellow gold, is a unique and sophisticated piece, handcrafted in our Nicols...
Sunset Oval Triplet Ruby and Diamond Ring in Yellow Gold - Ruby Rings Sunset Oval Triplet Ruby and Diamond Ring in Yellow Gold - Ruby Rings 2
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Ruby Rings

Sunset Oval Triplet Ruby and Diamond Ring in Yellow Gold

NICOLS
99929130116
€1,980.00
Sunset Oval Triplet Ruby and Diamond Ring Reference: 99929130116 Technical Details Triplet ring crafted in 18k yellow gold. It features a 0.75-carat oval-cut central ruby ​​and two side diamonds weighing 0.10 carats each. This elegant triplet ring, crafted in high-quality yellow gold, is a unique and sophisticated piece, handcrafted in our Nicols...
Emerald Ring 0.65ct White Gold DAFNE COLOR 99929940011 - Anniversary Rings
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Anniversary Engagement Rings

Emerald Ring 0.65ct White Gold DAFNE COLOR 99929940011

NICOLS
99929941011
€2,250.00
0.65ct White Gold Emerald Ring DAFNE NICOLS. Dafne ring made of 18k white gold. It features a green stone, an octagonal-cut green emerald, set in a center with four cornered double prongs, weighing 0.65 carats, and a straight arm with fourteen brilliant-cut diamonds with a total weight of 0.18 carats. An engagement ring, an engagement ring, or an...
Sunset Oval Triplet Ring with Emerald and Diamonds in Yellow Gold - Emerald rings Sunset Oval Triplet Ring with Emerald and Diamonds in Yellow Gold - Emerald rings 2
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Emerald Rings

Sunset Oval Triplet Ring with Emerald and Diamonds in Yellow Gold

NICOLS
99929130115
€1,970.00
Sunset Oval Triplet Ring with Emerald and Diamonds Reference: 99929130115 Technical Details Triplet ring made of 18k yellow gold. It features a 0.75-carat oval-cut central emerald and two side diamonds weighing 0.10 carats each. This elegant triplet ring, made of high-quality yellow gold, is a unique and sophisticated piece, handcrafted in our Nicols...
Sunset Oval Triplet Sapphire and Diamond Ring - Sapphire rings Sunset Oval Triplet Sapphire and Diamond Ring - Sapphire rings 2
  • New
Sapphire Rings

Sunset Oval Triplet Sapphire and Diamond Ring

NICOLS
99929130114
€1,970.00
Sunset Oval Triplet Sapphire and Diamond Ring Reference: 99929130114 Technical Details Triplet ring crafted in 18k white gold. It features a 0.75-carat oval-cut central sapphire and two side diamonds weighing 0.10 carats each. This elegant triplet ring, crafted in high-quality white gold, is a unique and sophisticated piece, handcrafted in our Nicols...
Alba Oval Cut Pink Sapphire and Diamond Ring 99930705019 - Jewelry
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Jewelry

Alba Oval Cut Pink Sapphire and Diamond Ring 99930705019

NICOLS BODA
99930705019
€3,850.00
A ring for a special woman that's sure to be a hit. Rose gold ring with an oval-cut pink sapphire with a diamond border and a diamond arm. Alba Pink Gold Pink Sapphire and Diamond Ring Reference: 99930705019 Technical Details: Rose gold ring with brilliants. Features a dazzling oval-cut pink sapphire weighing 1.00 carats, surrounded by a delicate...
Pear-cut pink sapphire and diamond ring Alba Rose Gold - Jewelry
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Jewelry

Pear-cut pink sapphire and diamond ring Alba Rose Gold

NICOLS BODA
99930702019
€3,795.00
A ring for a special woman that's sure to be a hit. Rose gold ring with a pear-cut pink sapphire with a diamond border and a diamond arm. Alba Pink Gold Pink Sapphire and Diamond Ring Reference: 99930702019 Technical Details: Rose gold ring with brilliants. Features a dazzling pear-cut pink sapphire weighing 0.80 carats, surrounded by a delicate...
RIVIERE Diamonds Bracelet Bars 0.60Ct. - Diamond bracelets RIVIERE Diamonds Bracelet Bars 0.60Ct. - Diamond bracelets 2
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Diamond Bracelets

RIVIERE Diamonds Bracelet Bars 0.60Ct.

NICOLS
26910250035
€2,920.00
RIVIERE Diamonds Bracelet Bars 0.60Ct. Riviere bracelet made in 18K white gold. It has a diamond sequence and a bar. Brilliant cut diamonds have a total weight of 0.60Ct.
Emerald Dahlia Ring 0.60 - Green engagement rings
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Green Engagement Rings

Emerald Dahlia Ring 0.60

NICOLS BODA
20111291015
€2,300.00
If you are looking for a green emerald and diamond ring Dalia is ideal to make you shine, a green stone ring with a comfortable, simple and elegant border.If you are looking for a classic, elegant green stone and diamond ring, the Dalia ring is one of the most recognized and sought after designs as a diamond ring for the bride and special events and of...
Riviere Chaton Diamond Bracelet Yellow Gold 2.20 Carat - Diamond bracelets
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Diamond Bracelets

Riviere Chaton Diamond Bracelet Yellow Gold 2.20 Carat

NICOLS
26910260135
€6,200.00
Riviere Chaton Diamond Bracelet in Yellow Gold, 2.20 Carat. Riviere bracelet with a chaton setting in prong settings. Made of yellow gold and brilliant-cut diamonds with a total weight of 2.20 carats.An elegant and sophisticated bracelet for your most chic moments!
Sunset Pink Sapphire and Diamond Oval Stud Earrings, 2 Carat - Sapphire earrings Sunset Pink Sapphire and Diamond Oval Stud Earrings, 2 Carat - Sapphire earrings 2
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Sapphire Earrings

Sunset Pink Sapphire and Diamond Oval Stud Earrings, 2 Carat

NICOLS BODA
99930023425
€3,200.00
Sunset Pink Sapphire and Diamond Oval Stud Earrings, 2 Carat Reference: 99930023425 Technical Sheet Made in Spain in an ecological and sustainable manner. Earrings with an oval rim, set in the center with an oval-cut blue pink sapphire, surrounded by a yellow gold stud studded with brilliant-cut pavé diamonds. A total of 0.40 carats of brilliant-cut...
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