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

Topaz and Diamond Ring Octopus Perilla - Rings other precious stones Topaz and Diamond Ring Octopus Perilla - Rings other precious stones 2
  • New
Rings Other Precious Stones

Topaz and Diamond Ring Octopus Perilla

NICOLS
14711360011
€4,660.00
Octopus Perilla Topaz and Diamond Ring 14711360011Reference: 14711360011Technical Sheet: Ring with pear-cut topazes and diamonds in 18k white gold.Handcrafted in Madrid, in the high jewelry workshops of Nicols located on the Madrid Golden Mile, this ring is made of genuine 18k white gold with a white rhodium finish that enhances its shine and...
FLOR ESTRELLA Earrings Diamonds 1.90ct - Bride earrings
  • New
Diamond Necklaces

FLOR ESTRELLA Earrings Diamonds 1.90ct

NICOLS
99929860341
€3,590.00
STAR FLOWER Dormilone Diamond Earrings, with 8 diamonds in border of total weight 0.70ct, surrounding a central diamond of 0.25ct weight set higher. Made of 18kt white gold and brilliant cut diamonds with a total weight of 1.90ct. the pair.
Colorfull Geometric Earrings 14710851021
  • New
Earrings Other Colored Stones

Colorfull Geometric Earrings

NICOLS
14710851021
€2,690.00
Colorfull Geometric Earrings NICOLS. Pendienes faceted stone central four irregular sides, surrounded diamonds bevel, with upper rings. Gold made rosa18kt, 7.20qt cognac quartz, diamonds 0.25qt.
Colorfull Geometric ring 14710851111
  • New
Jewelry

Colorfull Geometric ring

NICOLS
14710851111
€2,585.00
Geometric Colorful Ring by NICOLS.Ring with a four-sided irregular faceted center stone, surrounded by diamonds on the bezel and double band.Made of 18k rose gold, 12 carat cognac quartz, and 0.13 carats of diamonds.
Esmeraldas ring 14710670013 Color Line
  • New
Emerald Rings

Esmeraldas ring COLOR LINE

NICOLS
14710670013
€2,000.00
Nicol ring. Baguette emeralds line size and battlements invisible setting of brilliant-cut diamonds framing the emeralds. Made of 18k white gold. Total weight D0.10qt E0.52qt.
Emerald earrings Orla DALIA 2.00 - Emerald Earrings
  • New
Emerald Earrings

Emerald earrings Orla DALIA 2.00

NICOLS BODA
99929085225
€3,975.00
Dalia 2.00 Emerald and Diamond Harm EarringsReference_99929085225Technical SpecificationsDalia 2.00 NICOLS Emerald and Diamond Harm Earrings. Oval-shaped stud earrings with a faceted central emerald weighing 1.00 carats each and a halo of brilliant-cut diamonds with a total weight of 0.20 carats in each halo, 0.40 carats total for the pair of earrings....
Diamond Catholic Sign Cross in Yellow Gold - Crosses Diamond Catholic Sign Cross in Yellow Gold - Crosses 2
  • New
Crosses

Diamond Catholic Sign Cross in Yellow Gold

NICOLS
36810140053
€680.00
Diamond Catholic Sign Cross in Yellow Gold. Cross pendant measuring 11.5mm high x 7.9mm wide (excluding bail), set with eleven natural diamonds. Made of yellow gold and brilliant-cut diamonds with a total weight of 0.10 carats.
White Gold Catholic Sign Diamond Cross - Crosses White Gold Catholic Sign Diamond Cross - Crosses 2
  • New
Crosses

White Gold Catholic Sign Diamond Cross

NICOLS
36810140153
€690.00
White gold Catholic Sign diamond cross pendant. Cross-shaped pendant, 11.5mm high x 7.9mm wide (excluding bail), set with eleven natural diamonds. Made of white gold and brilliant-cut diamonds with a total weight of 0.10 carats
Blue Sapphires Bracelet 2.45ct White Gold RAINBOW - Stones Color Bracelets Blue Sapphires Bracelet 2.45ct White Gold RAINBOW - Stones Color Bracelets 2
  • New
Colored Stone Bracelets

Blue Sapphires Bracelet 2.45ct White Gold RAINBOW

NICOLS
26910277933
€3,390.00
Blue Sapphire Bracelet 2.45Ct White Gold RainbowRef: 26910277933Technical Details:Blue Sapphire Bracelet 2.45Ct White Gold RainbowReference: 26910277933Metal: 18k White GoldGemstones: Natural Blue SapphiresTotal number of stones: 66 sapphiresTotal sapphire weight: 2.45 caratsColor: Deep BlueStyle: Elegant and ContemporaryDescription:The Blue Sapphire...
Sira 0.55-1.00ct Diamond Solitaire Necklace yellow gold 99927602045
  • New
Diamond Necklaces

Sira 0.55-1.00ct Diamond Solitaire Necklace yellow gold

NICOLS SPECIAL
99927602045
From €2,985.00
SIRA Diamond Necklace 0.55ct to 1.00ct Solitaire Yellow GoldReference_99927602045Perfect necklace for everyday wear.Pendant also known as "Purity," with a ring, which is attached to an 18K (750) yellow gold chain with a total length of 40cm.Made in Spain by NICOLS Jewelers, Madrid 1917.18K yellow gold.Brilliant-cut diamond with a selectable weight from...
Sira 0.55-1.00ct Diamond Solitaire Necklace White Gold 99927602041 99927602041
  • New
Diamond Necklaces

Sira 0.55-1.00ct Diamond Solitaire Necklace White Gold

NICOLS SPECIAL
99927602041
From €2,990.00
SIRA Diamond Necklace 0.55ct to 1.00ct Solitaire White GoldReference_99927602041Perfect necklace for everyday wear.Purity pendant, with a ring, on an 18K (750) white gold chain, 40cm in total length.Made in Spain by NICOLS Jewelers, Madrid 1917.18K white gold.Brilliant-cut diamond with a selectable weight from 0.55 to 1.00 carats, H/I color and VS/SI...
Sira 0.10-0.50ct Diamond Solitaire Necklace yellow Gold 99927601045
  • New
Pendants

Sira 0.10-0.50ct Diamond Solitaire Necklace yellow Gold

NICOLS SPECIAL
99927601045
From €816.00
SIRA Diamond Necklace 0.10–0.55ct Solitaire Yellow GoldReference_99927601045The perfect necklace to wear every day. A pendant also known as “Purity”, featuring a ring, set on an 18K (750) yellow gold chain with a total length of 40 cm. Handcrafted in Spain by NICOLS jewelers, Madrid 1917. 18K yellow gold. Brilliant-cut diamond with a selectable weight...
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