HARRY WINSTON SAPPHIRE & DIAMOND PLATINUM RING

The oval-faceted sapphire, 5.11 cts., four prong-set between half moon-faceted diamonds, .80 ct. TW. Stamped by the maker. Size 4 1/2. 4.6 dwt. Accompanied by AGL Report #1100627, Dated 29 April 2019,

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

Crafted out of platinum and 18K yellow gold, featuring a beautiful and lively round-cut Madagascar sapphire, weighing 6.34 carats, flanked by two triangular-cut diamonds, weighing a total of approxima

Approx. 1.72 ct. oval brilliant cut diamond with its original platinum setting. Diamond measures 9.16 x 6.91 x 4.10mm. Color D. VS1 clarity. Platinum weight 2.2 dwt. Comes with original Harry Winston

Harry Winston 1.50ctw VVS2-VS1/E-F Diamond, 1.30ctw Blue Sapphire and Solid 18K Yellow/White Gold Ring - This beautiful ring was made by Harry Winston and was finely crafted of solid 18k yellow and wh

METAL: platinum. GEMSTONES: 30 diamonds-approx. 0.60ctw. MEASUREMENTS: ring size 4.5. Band is 2.5mm wide. MARKED: maker's hallmark HW, PT950, 10597. WEIGHT: 3.3 grams. Comes with box. Gemstones ha

HARRY WINSTON, DIAMOND RING Containing one pear shaped diamond weighing 7.40 carats and two pear shaped diamonds weighing approximately 1.00 carat total. Mounted in platinum. Ring size 5 3/4. Stamp: W

A Platinum and Diamond Ring, Harry Winston, Circa 1966, containing one marquise cut diamond weighing 2.15 carats and two tapered baguette cut diamonds weighing approximately 0.45 carat total. Stamp: 2

HARRY WINSTON, DIAMOND ETERNITY BAND Containing 24 princess cut diamonds weighing approximately 2.40 carats total. Mounted in platinum. Ring size 4 3/4. Stamp: (maker's mark) PT 950 281906. 2.70 dwt.

Stunning Harry Winston (29.29ct) Marquise Cut Diamond Ring Size 6 shank, platinum Harry Winston mount containing a breathtaking F-G color VVS2 clarity marquise cut diamond center stone in a six prong

Ladies 5ct Sapphire & Diamond Platinum Ring Size 6. Includes a 5.02 carat Sri Lankan cushion modified brilliant step cut natural Sapphire corundum of a transparent medium-dark slightly violetish blue

18.77ct GIA Certified (No Heat) Sri Lankan Yellow Sapphire in 3.80ctw VS1-VS2/F-G Diamond & Solid Platinum Cocktail Ring From Vietnamese Royal Family (W/$52,000 Appraisal) - This stunning cocktail rin

Faceted cushion cut lively blue sapphire, 12.61 x 10.94 x 7.10 mm., 9.75 cts. by formula, strapped motif shoulders with RBC and baguette cut diamonds, RBC diamond rails, approx. 1.0 cts. TW. Setting m

Sapphire, Diamond, Platinum Ring. Centering one emerald-cut sapphire weighing approximately 4.25 cts., accented by eight baguette-cut and fourteen full-cut diamonds weighing a total of approximately 0

Padparadscha Sapphire, Diamond, Platinum Ring The ring features an oval-shaped padparadsch

A natural 6.36 carat sapphire that has been GIA certified as Ceylon origin with no indications of heat treatment or any other type of enhancements. The sought after cornflower blue oval cut sapphire h

GIA Certified 3.25 carat Oval Cut Natural Sapphire, .65 Carat TW Two Trilliant Cut Diamond and Platinum Ring. Sapphire with vivid color. Diamonds H-I color, VVS-VS clarity. Stamped Plat. Ring size 5-1

Burmese Natural Ruby Cab Earring 12.54 and 14.40ct Gubelin

Sapphire Diamond Platinum Ring. Sapphire approx. 7.00 cts, 13.35 mm x 9.95 mm. 20 Diamonds total weight approx. 0.60 ct Ring size: 5.25 Total weight: 10 g

Oscar Heyman Sapphire Tapered Baguette Diamond Platinum Swirl Ring Circa: 1970s Diamond total weight approx. 2.50 cts Sapphire approx. 0.75 ct, 5.49mm Ring Size: 6 Head Measurements: 16.22mm (W) x 12.

Ceylon Sapphire, Diamond, Platinum Ring The ring features a cushion-shaped sapphire measur

An oval star sapphire cabochon, 23.20 cts. by formula, in strapped platinum and single cut diamond setting with baguette cut diamond shoulder, approx. .80 ct. TW. Ca. 1930. Stamped 10% Irid. Platinum.

Featured in this lot is this Montana corn blue sapphire, diamond, and platinum ring. The ring features a platinum split shoulder art deco design to the ring frame and face with an 'Orianne' hallmark a

Ring size 7 3/4, ring top is 9.5mm wide. Natural no heat 3.08ct sapphire,measuring 9.5mm x 7.25mm x 5.8mm (EGL certified), Diamonds approx. 0.09ctw. Tested plat. Weight - 4.2 grams.

Tasaki 3.80ct Blue Sapphire, 0.45ctw VS2-SI1/G-H Diamond Solid Platinum Ring - This exquisite ring was made by Tasaki, and was finely crafted of solid platinum. The ring boasts a 3.80ct blue sapphire