18K Platinum Diamond Ring

1920’ 18k Yellow Gold Platinum Weight 3gr Old Miner Diamond Approx 1.6ct S1i H Measurements 0.58”x0.8” Ring Size 7.25

Art Deco 18k Yellow Gold Weight 3gr Measurement 0.91”x0.4” Platinum Diamond Ring Size 7

18k Yellow Gold & Platinum Diamonds Approx 1ct VVS H Nouveau Weight 5.7gr Measurements 1.11”x0.52” Ring Size 5 

The ring features, oval cushion mixed cut natural sapphire weighing approximately 3.88ct. with 320 round brilliant cut natural diamonds weighing approximately 5.75ct mounted in a platinum and 18k sett

18K & Platinum Tri-Gold Diamond Ring Weighing 13.3 grams Set with 1.92 Ct. Diamond in Center F Color, SI2 Clarity Along with 6 Diamonds weighing app. 0.90 Ct. F-G Color, VVS-VS Clarity Ring Size 6

Tiffany & Co. Schlumberger 18K Gold, Platinum & Diamond RingA wide 6-row rope style band in 18 karat yellow gold accented by 4 stations of X's in a polished platinum. The X's are embellished with roun

METAL: Platinum/18k Gold. MEASUREMENTS: Ring size - 6 1/2, ring top - 15mm x 25mm. GEMSTONES: Diamonds - approx. 2.50ctw. Comes with pouch. MARKED: Webb, 18k, plat. WEIGHT: 15.3 grams.Gemstones have n

METAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size 8, top is 25mm x 20mm. GEMSTONES: Diamonds approx. 1.20ctw. Blue stone (RI tested 1.51) 15.5 x 11 x 7.7mm. TESTED: 18k/Plat. WEIGHT: 7.9 grams.Gemsto

18k gold ring by Oscar Heyman. Features approximately 1.50ctw of diamonds. Ring size 8.5. Marked 18k Plat 48766 Makers Mark. Weight is 6.3 grams.

METAL: 18k gold and platinum. GEMSTONES: Diamonds approx. 1.80-2.00ctw. Synthetic rubies. MEASUREMENTS: Ring size 6 1/2, ring top is 12.6mm wide. TESTED: Plat/ 18k. WEIGHT: 4.3 grams.Gemstones have no

METAL: 18k Gold/Platinum. GEMSTONES: Diamonds approx. 1.44ctw. Synthetic Sapphire (tested RI=1.76-1.77. Stone is chipped/abraded)). MEASUREMENTS: Ring size 7 1/4, ring top is 17.4mm wide. TESTED: 18k,

1920' 18k Yellow Gold & Platinum Weight 4gr Old Miner Diamond Approx 2ct SI1 K Measurement 0.5”x0.5” Rosetta Ring Size 7.75

METAL: 18k Gold and Platinum. GEMSTONES: Old mine cut diamonds approx. 0.80ctw, Rose cut diamonds approx. 24 stones. MEASUREMENTS: Ring size 8 1/4, ring top is 18.1mm wide. TESTED: 18k, Plat. WEIGHT:

METAL: 18k Gold. GEMSTONES: Center diamonds approx. 0.60ct. 5.3mm. Surrounding rose cut diamonds. MEASUREMENTS: Ring size 5 3/4, top is 12.9mm. TESTED: 18k, Plat. WEIGHT: 4.2 grams.Gemstones have not

METAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size 8.25, top is 18mm x 15mm. GEMSTONES: OMC cut diamonds approx. 1.00ctw. Comes in fitted box. TESTED: 18k/ Plat. WEIGHT: 5.7 grams.Gemstones have not b

Art Deco 18k Platinum Weight 4.7 Sapphire Approx. 0.50ct Rose Cut Diamond Approx. 0.5ct Ring Size 6.5  Measurements  0.81”x0.71”

METAL: 18k Gold , Platinum. GEMSTONES: Rose cut diamonds approx. 28 stones. Center blue stone - 6.7x5.52.5mm (with small chips/abraded). MEASUREMENTS: Ring size 10 3/4, ring top is 12mm wide. TESTED:

METAL: 18K gold, platinum. GEMSTONES: diamonds- approx. 0.20-0.25 ctw. MEASUREMENTS: ring size 8.5. Ring is 23mm wide. MARKED: PLAT 18K LOVE LEE, maker's hallmark. WEIGHT: 19.8 grams. Ring needs p

METAL: 18k gold, platinum. GEMSTONES: diamonds approx. 1.40ctw. MEASUREMENTS: Ring size 9 1/4, measures 17mm at widest point. MARKED: tested 18k plat. WEIGHT: 13.9 grams. Gemstones have not been grade

METAL: 18k Gold/Platinum. GEMSTONES: Diamonds approx. 0.40ctw. MEASUREMENTS: Ring size 6, top is 13.2mm. MARKED: Engraved/ Tested - 18k, Plat. WEIGHT: 4 grams.Gemstones have not been graded for color

METAL: Platinum/ 18k Gold. MEASUREMENTS: Ring size 5.5, top is 18mm wide. GEMSTONES: Diamonds approx. 0.80-1.00ctw. MARKED: Pl. WEIGHT: 8.6 grams.Gemstones have not been graded for color and clarity ,

METAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size - 11, ring top is 15mm wide. GEMSTONES: Diamonds - center stone is approx. 0.18-0.20ct. TESTED: 18k/ Plat top. WEIGHT: 5.2 grams.Gemstones have not b

Art Deco 18K Yellow Gold Weight & Platinum 4.6gr Diamond Approx 0.71ct VVS H & Sapphire Approx 0.64ct Measurements 0.78”x0.6” Ring Size 6.5

Late Edwardian 18k Platinum Weight 2.06g Diamond Approx. 0.40ct I1-H Engagement Ring Size 4.75  Measurements 0.27”x0.66”