Questions & Answers
Our trusted network of 1stDibs sellers answer common questions
How much is a 15-carat diamond worth?
1 Answer
How much a 15-carat diamond is worth varies. Prices may be in the hundreds of thousands or millions. When evaluating diamonds, experts consider the cut, clarity and color, as well as the carat weight. On 1stDibs, explore a wide variety of diamond jewelry from some of the world's top sellers.
1stDibs ExpertOctober 30, 2024
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Shop for Diamond Jewelry on 1stDibs
Vintage Platinum, 1940s Aquamarine & Baguette Diamond Cocktail Ring
Located in Brighton, GB
Vintage Aquamarine Ring
Platinum
Circa 1940s
Introducing a stunning Vintage 1940s Aquamarine Ring that exudes timeless elegance. This exquisite ring features a magnificent emeral...
Category
Mid-20th Century European Cocktail Rings
Materials
Aquamarine, Diamond, Platinum
Vintage 18ct Gold, 1940s Emerald & Diamond Cluster Ring
Located in Brighton, GB
Vintage Emerald Cluster Ring
18ct Gold Stamped
Circa 1940s
A timeless expression of vintage elegance, this beautiful 1940s emerald and diamond ring showcases a striking emerald at...
Category
Mid-20th Century European Edwardian Cluster Rings
Materials
Diamond, Emerald, Gold, 18k Gold
Antique 18ct Yellow Gold, Art Nouveau Diamond Snake Ring
Located in Brighton, GB
Antique Art Nouveau Ring
18ct Yellow Gold
Circa 1900
Introducing a stunning 18ct yellow gold Art Nouveau ring, a true testament to the exceptional craftsmanship of its era. This ...
Category
Early 20th Century European Art Nouveau Cocktail Rings
Materials
Diamond, 18k Gold, Yellow Gold
Vintage 18ct Gold, 1950s Ruby & Diamond Cluster Ring
Located in Brighton, GB
Vintage Ruby Cluster Ring
118ct Yellow Gold Stamped
Circa 1950s
This exquisite vintage cluster ring, crafted in 18ct yellow gold, is a true statement piece that embodies the eleg...
Category
Mid-20th Century European Cluster Rings
Materials
Diamond, Ruby, Gold, 18k Gold
Antique 18ct Gold, Victorian Diamond Two Row Ring
Located in Brighton, GB
Antique Diamond Ring
18ct Gold Stamped
Maker's Mark WC
Step back in time with this exquisite Victorian ring, crafted from luxurious 18ct yellow gold. The ring features a stunning ...
Category
Early 20th Century European Victorian Band Rings
Materials
Diamond, Gold, 18k Gold
TIFFANY & Co. 18K Gold Channel-set Diamond Sapphire Bangle Bracelet
Located in Los Angeles, CA
TIFFANY & Co. 18K Gold Channel-set Diamond Sapphire Bangle Bracelet
Metal: 18K Gold
Weight: 18.90 grams
Inside Circumference: 6.25"
Width: 4mm
Diamond: 12 round brilliant diamonds, ...
Category
2010s American Bangles
Materials
Diamond, Sapphire, 18k Gold
