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

Emerald Pendant in 0.20 Carat Sharon White Gold - Red Stone Necklaces
  • New
Red Stone Necklaces

Emerald Pendant in 0.20 Carat Sharon White Gold

NICOLS
99928095142
€615.00
Sharon White Gold Emerald Necklace 0.20 ct with chain. Reference: 99928095142 Made in Spain, in our Madrid workshops, with 18k recycled and sustainable gold and a 0.20 carat sapphire. Pendant with a round-cut green emerald stone, Sharon clarity, perfect for everyday wear. Includes a 40cm long 18k (750) white gold chain, threaded through the pendant....
Megan Trilogy Diamond Ring in White Gold - Diamond Tresks Megan Trilogy Diamond Ring in White Gold - Diamond Tresks 2
  • New
Three-Stone Diamond Rings

Megan Trilogy Diamond Ring in White Gold

NICOLS BODA
99929258011
€21,280.00
Trilogy Megan diamond ring in white gold. An iconic jewel that symbolizes past, present, and future with exceptional brilliance and absolute elegance.Reference: 99929258011Technical SpecificationsMetal: 18K White GoldDiamonds: Brilliant CutColor: H-IClarity: VS-SITotal Diamond Weight: 2.40 ctThe Megan Trilogy ring in white gold stands out for its classic...
Sharon 0.50 ct White Gold Sapphire Pendant - Red Stone Necklaces
  • New
Red Stone Necklaces

Sharon 0.50 ct White Gold Sapphire Pendant

NICOLS
99928095744
€835.00
Sharon 0.50 Carat White Gold Sapphire Necklace with Chain. Reference: 99928095744 Made in Spain, in our Madrid workshops, with 18k recycled and sustainable gold and a 0.50 carat sapphire. Pendant with a round-cut blue sapphire, Sharon clarity, perfect for everyday wear. Includes a 40cm long 18k (750) white gold chain, threaded through the pendant. Made...
Sira 0.10-0.50ct Diamond Solitaire Necklace White Gold 99927601041 99927611041
  • New
Pendants

Sira 0.10-0.50ct Diamond Solitaire Necklace White Gold

NICOLS SPECIAL
99927611041
From €825.00
SIRA Diamond Necklace 0.10-0.55ct Solitaire White GoldReference_99925222041Perfect necklace for everyday wear. Purity pendant, also known as a 'Purity' pendant, is set on an 18kt (750) white gold chain with a total length of 40cm. Made in Spain by NICOLS Jewelers, Madrid, 1917. 18kt white gold. Brilliant-cut diamond with a selectable weight from 0.10 to...
Sira 0.55-1.00ct Diamond Solitaire Necklace yellow gold 99927602045 99927612045
  • New
Diamond Necklaces

Sira 0.55-1.00ct Diamond Solitaire Necklace yellow gold

NICOLS
99927612045
From €2,985.00
SIRA Diamond Necklace 0.55ct to 1.00ct Solitaire Yellow GoldReference_99927612045Perfect necklace for everyday wear. Purity pendant, also known as a 'Purity' pendant, is set on an 18K (750) yellow gold chain, 40cm in total length. Made in Spain by NICOLS Jewelers, Madrid 1917. 18K yellow gold. Brilliant-cut diamond with a selectable weight from 0.55 to...
Sira 0.55-1.00ct Diamond Solitaire Necklace White Gold 99927602041 99927612041
  • New
Diamond Necklaces

Sira 0.55-1.00ct Diamond Solitaire Necklace White Gold

NICOLS SPECIAL
99927612041
From €2,990.00
SIRA Diamond Necklace 0.55ct to 1.00ct Solitaire White GoldReference_99927612041Perfect necklace for everyday wear.This pendant, also known as a 'Purity' pendant, is set 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 of 0.55 to 1.00 carats,...
Sira 0.10-0.50ct Diamond Solitaire Necklace yellow Gold 99927601045 99927611045
  • New
Pendants

Sira 0.10-0.50ct Diamond Solitaire Necklace yellow Gold

NICOLS SPECIAL
99927611045
From €816.00
SIRA Diamond Necklace 0.10-0.55ct Solitaire Yellow GoldReference_99927611045Perfect necklace for everyday wear.Purity pendant, also known as a 'Purity' pendant, is set on an 18K (750) yellow gold chain, 40cm in total length.Made in Spain by NICOLS Jewelers, Madrid, 1917.18K yellow gold.Brilliant-cut diamond with a selectable weight of 0.10 to 0.15 carats,...
Diamond Ring 14710870311 COLORFULL Diamond Ring 14710870311 COLORFULL 2
  • New
current designs

Diamond Ring COLORFULL

NICOLS
14710870311
€1,390.00
Nicol COLORFULL diamond ring. Stone ring type seal central square, surrounded by diamonds on the side bezel. Made of yellow gold, citrine and diamonds 0.18ct 1.21ct. Fill your life with color
Diamond Flower Ring 29210290111 MIX + MATCH Diamond Flower Ring 29210290111 MIX + MATCH 2
  • New
Diamond Rings

Diamond Flower Ring MIX + MATCH

NICOLS
29210290111
€1,060.00
Diamond Flower Ring MIX + MATCH Nicol. Ring-shaped flower with four petals, with a center diamond. The arm of the ring is engraved in rope form. Made of pink gold with a diamond 0.02ct weight.
Anniversary Engagement Ring SQUARE - Carving baguette Anniversary Engagement Ring SQUARE - Carving baguette 2
  • New
Baguette Cut

Anniversary Engagement Ring SQUARE

NICOLS
32810034015
€3,950.00
Anniversary Engagement Ring Square. Ring made in yellow gold and diamonds brilliant cut and baguette with a total weight of 0.90Ct.Ideal for a betrothal or different aniverasrio.
Diamond Ring 14710870211 COLORFULL
  • New
current designs

Diamond Ring COLORFULL

NICOLS
14710870211
€1,470.00
Colorfull Diamond Ring Nicol .. signet ring type square center stone surrounded by diamonds on the side bezel. Made of yellow gold, cognac quartz and diamonds 1.20ct 0.18ct. Fill your life with color
Diamond Ring 14710870111 COLORFULL
  • New
Modern Designs

Diamond Ring COLORFULL

NICOLS
14710870111
€1,560.00
Nicol Colorfull diamond ring. Stone ring type seal central square, surrounded by diamonds on the side bezel. Made of white gold, topaz 1.78ct and diamonds 0.18ct. Fill your life with color
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