18k Sapphire & Diamond Ring by Roberto Coin

18K white gold masterpiece ring by Roberto Coin featuring oval cabochon and faceted iolite, round faceted sapphires and diamonds prong set in flexible round slight dome design, Roberto Coin signature

18k gold ring by Roberto Coin Ring with approx. 5.00ctw pink sapphire and approx. 0.07ctw in diamonds. Ring size 6, ring top measures 28mm x 28mm. Marked: Ruby maker's mark, 750, Italy, Serial number.

Roberto Coin 18k White Gold Liberty Pink Enamel Diamond Ring Roberto Coin 18k White Gold Liberty Pink Enamel Diamond Ring Product Description About This Piece: About Roberto Coin: Founded in Vicenza i

Title: Roberto Coin 18k diamond flexible ring band Additional Information: Vintage from before 2000 Size: 7 1/2 US Materials: Gold Gemstone: Diamond Description Roberto Coin 18k diamond flexible wide

Roberto Coin limited edition "Appassionata" 18k yellow gold ring set with 50 colorless diamonds, total diamond weight 1.00 carats. Basket weave type pattern. Size 6. Set with a single marquis cut ruby

METAL: 18k gold. GEMSTONES: diamonds, sapphires. MEASUREMENTS: 16mm in diameter. MARKED: signature ruby, roberto coin 750. WEIGHT: 12.3 grams. Gemstones have not been graded for color and clarity ,and

Roberto Coin 0.80ctw VS1-VS2/F-G Diamond & Solid 18K White Gold 31mm Wide Flower Ring W/Box & Guarantee Card (Retired Piece) - This exquisite ring was made by Roberto Coin, and was finely crafted of s

Gents 18k White gold Roberto Coin Cento collection diamond ring. This stunning ring features 23 100 facet cut round diamonds each approx being .05 carats totaling 1.15 carats of diamonds total. Marked

METAL: 18k gold. MEASUREMENTS: ring size - 7 3/4, ring top is 33mm x 23mm. GEMSTONES: olive green gemstone, diamonds approx. 1.00ctw. MARKED: Italy, 18kt, Roberto Coin, signature Ruby. WEIGHT: 28.3 gr

Roberto Coin Appassionata. En suite with above, stamped 18k with signature ruby, flexible basket weave design, containing 15 small round diamonds, gross weight approx. 10.60dwts Ring size 6-1/2

METAL: 18k white gold. GEMSTONES: Diamonds approx. 0.48ctw. MEASUREMENTS: Ring size 6 3/4, ring band is 12mm wide. MARKED: Roberto Coin 18Kt Italy. WEIGHT: 13.9 grams.Gemstones have not been graded fo

METAL: 18k Gold. MEASUREMENT: Ring size - 5.5, ring is 7.7mm wide. GEMSTONES: Diamonds approx. 0.30ctw. MARKED: Italy, 18kt, 1226VI signature manufacturing mark of Roberto Coin. WEIGHT: 6 grams.Gemsto

METAL: 18k Gold. GEMSTONES: Diamonds approx. 0.24ctw. MEASUREMENTS: Ring size 6 1/4, band is 2mm. MARKED: Maker's ruby mark, 18k, RC. WEIGHT: 2.2 grams.Gemstones have not been graded for color and

A Roberto Coin 18K white gold ring with three diamond stations, each station containing six round white approximately .015ct diamonds. Total diamond weight approximately .28ctw. With Signature Roberto

Roberto Coin 15.00ct Rutilated Quartz, 0.50ctw VS1-VS2/G-H Diamond Solid 18K Rose Gold Cocktail Ring - This beautiful ring was made by Roberto Coin, and was finely crafted of solid 18k rose gold. This

METAL: 18k Gold. GEMSTONES: Diamond approx. 0.06ct. Black sapphires. MEASUREMENTS: Inner diameter of the bracelet is 60mm x 48mm and is 2.3mm wide. MARKED: RC Ruby maker's mark, 18KT. WEIGHT: 7.7

METAL: 18k Gold. GEMSTONES: Diamonds approx. 0.40ctw, Multi color sapphires. MEASUREMENTS: Bracelet is 7.25" long (max length ) and 9.5mm wide. Comes with RC pouch. MARKED: Ruby mark, Italy, 18kt

New store sample 18k rose gold band ring by Roberto Coin from Barocco collection, with approx. 0.46ctw in diamonds. Ring size - 6.5, ring top is 5mm wide. Weight - 5 grams. Marked: Ruby, mark, RC,18kt

En suite with above, stamped Roberto Coin 18KT with signature ruby, containing 16 small inset diamonds, gross weight approx. 8.0dwts Ring size 6

This Roberto Coin ring is crafted from 18K white gold and set with a 17.50 ct citrine and with black and brown diamonds that total 1.20 and 1.85 carats respectively. The ring weighs 24.59 grams, boast

Roberto Coin, Two 18k White Gold & Diamond Floriform rings. Stamped 18K RC on shank. Both size 7

Roberto Coin 1.00ctw VS1-VS2/G-H Diamond, 20.5mm Faceted Onyx Solid 18K Rose Gold Cocktail Ring - This beautiful ring was made by Roberto Coin, and was finely crafted of solid 18k rose gold. This ring

METAL: 18K White Gold. MEASUREMENTS: Ring size - 9, ring is 15mm wide.GEMSTONES: Diamonds approx. 0.30ctw. MARKED: Signature ruby, 18Kt, Italy, Roberto Coin, 1226VI. WEIGHT: 17.0 grams. Gemstones have

Lady's 18k white gold Roberto Coin blue enamel and diamond ring consisting of 25 pave-set round brilliant cut diamonds with a total weight of 0.25cts, graded F color, SI1 clarity. Finger size 6 3/4. G