Questions & Answers
Our trusted network of 1stDibs sellers answer common questions
How large is a 3-carat diamond?
1 Answer
In terms of dimensions, how large a 3-carat diamond is varies. The shape of the diamond will determine its length and width. Weighing 600 milligrams, diamonds that are 3 carats are generally considered to be large stones. On 1stDibs, shop a large collection of diamond jewelry from some of the world's top dealers.
1stDibs ExpertFebruary 27, 2024
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Shop for Diamond Jewelry on 1stDibs
TIFFANY & Co. 18K Gold Diamond Heart Pendant Necklace
Located in Los Angeles, CA
TIFFANY & Co. 18K Gold Diamond Heart Pendant Necklace
Metal: 18K Gold
Chain: 16" long
Pendant: 18mm wide X 20mm high
Weight: 4.10 grams
Diamond: 24 round brilliant diamonds, carat...
Category
2010s American Pendant Necklaces
Materials
Diamond, 18k Gold
Antique 18ct Gold & Platinum 1920’s Diamond Four Stone Ring
Located in Brighton, GB
Antique Diamond Ring
18ct Gold & Platinum
Stamped 18k
Circa 1920
Pretty, 1920’s diamond ring. Four lovely, natural diamonds within a platinum halo setting & mounted on...
Category
Early 20th Century Engagement Rings
Materials
Diamond, Gold, 18k Gold, Platinum
Antique Edwardian Old European Cut Diamond Cluster Ring ~1.00ctw
Located in Orlando, FL
An elegant Edwardian diamond cluster ring crafted in 18K yellow gold with a platinum-topped setting, showcasing the refined craftsmanship and delicate proportions characteristic of t...
Category
Vintage 1910s Edwardian Cluster Rings
Materials
Diamond, 18k Gold, Yellow Gold, Platinum
Antique 14ct White Gold, 1920s Art Deco Emerald Cut Aquamarine & Diamond Ring
Located in Brighton, GB
Antique Aquamarine Ring
14ct White Gold Tested
Circa 1920s
This fabulous antique piece from the 1920s features a stunning emerald-cut aquamarine elegantly placed between milgrai...
Category
Early 20th Century European Engagement Rings
Materials
Aquamarine, Diamond, 14k Gold, White Gold
Estate Carved Lapis Lazuli Diamond 18K Yellow Gold Flower Statement Earrings
Located in New York, NY
Stunning, large scale 18K yellow gold, diamond, carved lapis lazuli flower form earrings
20th Century
Superb quality and workmanship, hand carved lapis lazuli, round cut diamonds and...
Category
20th Century Romantic Clip-on Earrings
Materials
Diamond, Lapis Lazuli, 18k Gold, Yellow Gold
$4,250 / set
Free Shipping
Antique 18ct Gold Stamped, Victorian 3.60 Carat Diamond Cluster Stud Earrings
Located in Brighton, GB
Antique Diamond Earrings
18ct Gold Stamped
Circa 1880
A beautiful pair of authentic Victorian diamond cluster earrings, dating to the late 19th century. Crafted in 18ct yellow gol...
Category
Antique Late 19th Century Victorian Stud Earrings
Materials
Diamond, Gold, 18k Gold
