Diamond Necklaces

Diamond Necklaces — handmade in Spain since 1917

Discover the timeless elegance of our diamond necklaces, an expression of luxury and craftsmanship that Nicols Joyeros has perfected since 1917. Each piece reflects the dedication of four generations of artisan jewelers, who carefully select natural diamonds to create unique jewelry in 18k gold or platinum. The purity and brilliance of each diamond are guaranteed, with GIA or IGI certification on stones from 0.25 ct, ensuring the highest quality and authenticity.

Choose from designs that combine tradition and modernity, designed to enhance your style with sophistication and strength. Our diamond necklaces are more than jewelry; they are symbols of unforgettable moments, crafted with precision and artisanal passion. Make it unique by selecting the piece that best reflects your personality and the story you want to tell.

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Grace white gold diamond necklace 0.55-1.00 Ct 99927412041
  • New
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...
Diamond JACKIE 0.55-1.00ct Solitaire Necklace Yellow Gold 99925222045 99925232045
  • New
Diamond Pendants

Diamond JACKIE 0.55-1.00ct Solitaire Necklace Yellow Gold

NICOLS SPECIAL
99925232045
From €2,945.00
Jackie Twisted 0.55 - 1.00 ct Diamond Solitaire Necklace Yellow GoldReference_ 99925232045Perfect necklace to wear every day. Pendant also called 'Purity', which is inserted into a 18kt (750) yellow gold chain with a total length of 40cm. Made in Spain by NICOLS jewelers Madrid 1917. 18kt yellow gold. Brilliant cut diamond Color H / I and Clarity VS / SI....
Grace Gold Diamond Necklace 0.10-1.50 Ct 99927411045
  • New
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
  • New
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
  • New
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
  • New
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
  • New
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
  • New
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...
Jackie Twisted 0.55-1.00ct Diamond Solitaire Necklace White Gold 99925232041
  • New
Diamond Pendants

Jackie Twisted 0.55-1.00ct Diamond Solitaire Necklace White Gold

NICOLS SPECIAL
99925232041
From €2,950.00
Jackie Twisted 0.55 - 1.00 ct Diamond Solitaire Necklace White GoldReference_ 99925232041Perfect necklace to wear every day. Pendant also called 'Purity', which is inserted into a 18kt (750) white gold chain and 40cm in total length. Made in Spain by NICOLS jewelers Madrid 1917. 18kt white gold. Brilliant cut diamond Color H / I and Clarity VS / SI....
Jackie Twisted 0.10-0.50ct Diamond Solitaire Necklace Yellow Gold 99925231045
  • New
Baptism and First Communion Jewelry

Jackie Twisted 0.10-0.50ct Diamond Solitaire Necklace Yellow Gold

NICOLS SPECIAL
99925231045
From €805.00
Jackie Twisted 0.10-0.55ct Diamond Solitaire Necklace Yellow GoldReference_99925231045Perfect necklace to wear every day. Pendant also called 'Purity', which is inserted into a 18kt (750) yellow gold chain with a total length of 40cm. Made in Spain by NICOLS jewelers Madrid 1917. 18kt yellow gold. Brilliant cut diamond with a weight to select from 0.10 to...
Nancy Diamond Solitaire Necklace Yellow Gold 99928392045
  • New
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
  • New
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...
Diamond JACKIE 0.55-1.00ct Solitaire Necklace White Gold 99925222041
  • New
Necklaces

Diamond JACKIE 0.55-1.00ct Solitaire Necklace White Gold

NICOLS SPECIAL
99925222041
From €2,950.00
Diamond Jackie 0.55 - 1.00 ct Solitaire Necklace White GoldReference_ 99925222041Perfect necklace to wear every day. Pendant also called "Purity", which is inserted into a 18kt (750) white gold chain and 40cm in total length. Made in Spain by NICOLS jewelers Madrid 1917. 18kt white gold. Brilliant cut diamond Color H and Clarity VS. Accompanied with...
JACKIE 0.10-0.50ct Diamond Solitaire Necklace Yellow Gold 99925221045
  • New
Baptism and First Communion Jewelry

Diamond JACKIE 0.55-1.00ct Solitaire Necklace White Gold

NICOLS SPECIAL
99925221045
From €805.00
Diamond JACKIE 0.10-0.55ct Solitaire Necklace Yellow GoldReference_99925221045Perfect necklace to wear every day. Pendant also called 'Purity', which is inserted into a 18kt (750) yellow gold chain with a total length of 40cm. Made in Spain by NICOLS jewelers Madrid 1917. 18kt yellow gold. Brilliant cut diamond with a weight to select from 0.10 to 0.15...
JACKIE 0.10-0.50ct Diamond Solitaire Necklace White Gold 99925221041
  • New
Pendants

Jackie 0.10-0.50ct Diamond Solitaire Necklace White Gold

NICOLS SPECIAL
99925221041
From €810.00
Diamond JACKIE 0.10-0.55ct Solitaire Necklace White GoldReference_99925221041Perfect necklace to wear every day. Pendant also called "Purity", which is inserted into a 18kt (750) white gold chain and 40cm in total length. Made in Spain by NICOLS jewelers Madrid 1917. 18kt white gold. Brilliant cut diamond with a weight to select from 0.10 to 0.15 carats,...
Diamond JACKIE 0.55-1.00ct Solitaire Necklace Yellow Gold 99925222045
  • New
Diamond Pendants

Diamond JACKIE 0.55-1.00ct Solitaire Necklace Yellow Gold

NICOLS SPECIAL
99925222045
From €2,945.00
Diamond JACKIE 0.10-0.55ct Solitaire Necklace White GoldReference_99925221041Perfect necklace to wear every day. Pendant also called "Purity", which is inserted into a 18kt (750) white gold chain and 40cm in total length. Made in Spain by NICOLS jewelers Madrid 1917. 18kt white gold. Brilliant cut diamond with a weight to select from 0.10 to 0.15 carats,...
Vrait Emerald Cut Diamond Pendant 0.95 Ct - Diamond pendants Vrait Emerald Cut Diamond Pendant 0.95 Ct - Diamond pendants 2
  • New
Diamond Pendants

Vrait Emerald Cut Diamond Pendant 0.95 Ct

NICOLS
37010010045
€3,790.00
Vrait Emerald Cut Diamond Pendant 0.95 Ct Reference: 37010010045 Technical Sheet_ Vrait diamond pendant. It is made of yellow gold and emerald, trapezoid and brilliant cut diamonds with a total weight of 0.98ct. The Vrait pendant is the definition of discreet luxury and sophistication. Made of yellow gold and handcrafted by our master jewelers, this...
Vrait Emerald Cut Diamond Pendant 0.95 Ct - Necklaces Vrait Emerald Cut Diamond Pendant 0.95 Ct - Necklaces 2
  • New
Necklaces

Vrait Emerald Cut Diamond Pendant 0.95 Ct

NICOLS
37010010041
€3,795.00
Vrait Emerald Cut Diamond Pendant 0.95 Ct Reference: 37010010041Technical Sheet_ Vrait diamond pendant. It is made of white gold and emerald, trapezoid and brilliant cut diamonds with a total weight of 0.98ct. The Vrait pendant is the definition of discreet luxury and sophistication. Made of white gold and handcrafted by our master jewelers, this design...
Angie Diamond Necklace Marquise size 0.31 - Diamond Necklaces Angie Diamond Necklace Marquise size 0.31 - Diamond Necklaces 2
  • New
Diamond Necklaces

Angie Diamond Necklace Marquise size 0.31

NICOLS
99930382041
€1,950.00
If you are looking for a classic and elegant diamond necklace, our Angie diamond pendant is perfect for you. A timeless necklace that you can wear in the most special moments, but also in your daily life.This Angie Pendant is a piece that will cause a sensation due to the light it provides and its shine. It is the best option to give an Anniversary,...
Angie Diamond Necklace Oval size 0.33 - Diamond Necklaces Angie Diamond Necklace Oval size 0.33 - Diamond Necklaces 2
  • New
Diamond Necklaces

Angie Diamond Necklace Oval size 0.33

NICOLS
99930381041
€1,950.00
If you are looking for a classic and elegant diamond necklace, our Angie diamond pendant is perfect for you. A timeless necklace that you can wear in the most special moments, but also in your daily life.This Angie Pendant is a piece that will cause a sensation due to the light it provides and its shine. It is the best option to give an Anniversary,...
Angie Diamond Necklace Emerald size 0.35 - Diamond Necklaces Angie Diamond Necklace Emerald size 0.35 - Diamond Necklaces 2
  • New
Diamond Necklaces

Angie Diamond Necklace Emerald size 0.35

NICOLS
99930380041
€1,975.00
If you are looking for a classic and elegant diamond necklace, our Angie diamond pendant is perfect for you. A timeless necklace that you can wear in the most special moments, but also in your daily life.This Angie Pendant is a piece that will cause a sensation due to the light it provides and its shine. It is the best option to give an Anniversary,...
ALEXIA 0.10-0.50ct Diamond Solitaire Necklace Yellow Gold 99928311045
  • New
Diamond Necklaces

ALEXIA 0.10-0.50ct Diamond Solitaire Necklace Yellow Gold

NICOLS SPECIAL
99928311045
From €690.00
If you are looking for a solitaire diamond necklace in yellow gold to wear every day and in any situation, the necklaces with brilliant-cut diamonds between 0.10 and 0.50 carats, set in a six-claw crown, ALEXIA are perfect for gifts or for treat yourself . The six-claw design of the Alexia pendant means that the diamond is highly protected without losing...
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