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
Romantic Toi et Moi Pearl Diamond 14K Yellow Gold Ring
Located in New York, NY
Toi et Moi White and Black Cultured Pearl, Diamond 14K Yellow Gold Ring
20th Century
Provenance: Prominent Westchester County estate
This romantic Toi et Moi ring showcases two beaut...
Category
20th Century Romantic Engagement Rings
Materials
Diamond, Pearl, 14k Gold, Yellow Gold
Antique Edwardian/ Art Deco 14k & Silver Diamond Dome Ring
Located in Orlando, FL
Antique Late Edwardian / Early Art Deco Diamond Dome Ring Silver & 14K Yellow Gold Ca. 1915–1925
Specifications:
Metal: Silver & 14K yellow gold
Stones: 5 single-cut diam...
Category
Vintage 1920s Edwardian Dome Rings
Materials
Diamond, 14k Gold, Yellow Gold, Silver
Magnificent Art Deco Tutti Frutti Diamond Platinum Carved Ruby Wide Band Ring
Located in New York, NY
Magnificent Art Deco Tutti Frutti Diamond, Platinum, Carved Ruby wide band ring
20th century
This spectacular Art Deco ring features round cut, baguette and trilliant cut diamonds, a...
Category
20th Century Art Deco Band Rings
Materials
Diamond, Ruby, Platinum
Natural Opal and Turquoise Earrings in 14K Solid Yellow Gold with Diamond Acc.
Located in Naples, NY
Luxurious and unique style from Renate Exclusive!
This gorgeous pair of earrings is made of natural Ethiopian opal and natural Sleeping Beauty turquoise beads.
Truly amazing pair o...
Category
21st Century and Contemporary American Modern Dangle Earrings
Materials
Diamond, Opal, Turquoise, 14k Gold, Yellow Gold
TIFFANY & Co. 18K Gold Diamond Signature X Earrings
Located in Los Angeles, CA
TIFFANY & Co. 18K Gold Diamond Signature X Earrings
Metal: 18K Yellow Gold
Weight: 7.10 grams
Measurements: 14mm in diameter across the earrings
Diamond: 38 round brilliant diamond...
Category
2010s American Stud Earrings
Materials
Diamond, 18k Gold
Vintage Tubogas Diamond Band Ring, 18K Yellow Gold 1.44 CTW, Circa 1980s
Located in Orlando, FL
18K Yellow Gold Tubogas Diamond Band Ring, 1.44 CTW, Circa 1980s
Specifications
Metal: 18K yellow gold
Stones: Approx. 1.44 CTW round brilliant diamonds; F color, SI1 clarity avera...
Category
Vintage 1980s Italian Band Rings
Materials
Diamond, 18k Gold, Yellow Gold


