Questions & Answers
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What does .50 mean on a ring?
1 Answer

The numbers stamped inside a diamond ring indicate the carat weight of the diamond in the ring. The number .50 would indicate the diamond is half a carat. This can be confirmed by the certificate or appraisal paperwork. Shop a selection of diamond rings and jewelry on 1stDibs.
1stDibs ExpertApril 5, 2022
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Shop for Ring With 50 Diamonds on 1stDibs
1950s White Platinum French Ring with .50 Ct, Diamond Center
Located in Lexington, KY
This beautiful French platinum ring features a warm center diamond, surrounded by 12 brilliant white diamonds. The warm center stone, indicative of the period, is a .70 ct VS1 K colo...
Category
Vintage 1950s French Contemporary Engagement Rings
Materials
Diamond, Platinum
BNIB Hermes Kelly Ring in White Gold with Diamonds Size 50
By Hermès
Located in Forest Park, GA
BNIB Hermes Kelly Ring in White Gold with Diamonds Size 50
The Hermès Kelly Ring in white gold with diamonds is a refined expression of elegance and timeless luxury.
Category
2010s French Fashion Rings
Materials
Diamond, White Gold
Cartier 4 mm Love Band Ring with Diamond in 18 Karat White Gold Size 50
By Cartier
Located in Scottsdale, AZ
It comes with an appraisal card, verifying its authenticity and current appraisal value.
Type: Wedding band ring
Designer: Cartier
Collection: Love
Metal: 18 Karat White Gold
Gemsto...
Category
21st Century and Contemporary Unknown Contemporary Band Rings
Materials
Diamond, Gold, 18k Gold, White Gold
18KT WG & YG Heart Shaped 2.00 Carat Blue Sapphire Ring with .50 Carat Diamonds
Located in New York, NY
This very special ring centers a heart shaped brilliant blue sapphire weighing 2.00 carats. A row of square cut blue sapphires 0.14 carats surround the heart along with 0.50 carats o...
Category
Vintage 1980s Italian Contemporary Cocktail Rings
Materials
Diamond, Blue Sapphire, 18k Gold, White Gold, Yellow Gold
Cartier Love Ring Paved in 18K White Gold with Diamonds 4mm 5.25 US / 50 EU
By Cartier
Located in New York, NY
This original Cartier Love Ring is crafted in 18K white gold and features pavé-set diamonds totaling approximately 0.30 carats.
Category
21st Century and Contemporary Contemporary Band Rings
Materials
Diamond, Gold, 18k Gold, White Gold
Platinum Wedding Band with Five Round Diamonds .50 Total Diamond Weight
Located in Stamford, CT
Platinum Wedding Band with Five Round Diamonds 0.50 Total Diamond Weight
Size 6.75 with 8 grams total weight.
Category
2010s Band Rings
Materials
Diamond, Platinum


