Certified Estate Platinum Blue Sapphire & Diamond

METAL: Platinum. GEMSTONES: set with an AGL certified 3.55ct blue sapphire, surrounded with approx. 0.80ctw in diamonds. MEASUREMENTS: Ring size - 6, ring top - 8.5mm wide. MARKED: Makers mark, 54,Pla

Estate platinum sapphire and diamond ring, center oval blue sapphire, approx 1.25ct, ten round diamonds, approx 0.62cttw, average color: H-I, average clarity: VS, hallmarked 10% IRID. P

Andreoli CDC Certified 6.31 Carat Ceylon Blue Sapphire Diamond Platinum Ring. This ring features a 6.31 carat vivid blue cushion Ceylon blue sapphire certified by C. Dunaigre Consulting Switzerland su

Edwardian platinum diamond and blue sapphire ring. 9 round brilliant diamonds and 2 blue sapphires. Total weight: 1.2 grams Size 4

Description: Impressive large blue Burma sapphire, diamond and platinum dome ring. It features a rich blue central sapphire, AGL certified measuring 17.62 x 16.17 x 11.19 mm for a total of approx. 26c

4.94ct oval natural blue sapphire ring (GIA certified # 2171313846, also with AGL certificate - modified brilliant cut crown with modified step cut pavillion). set in platinum and surrounded by 1.85ct

4.40ct GIA Certified Cushion Cut No Heat Blue Sapphire, 2.70ctw VS1-VS2/G-H Diamond & Solid Platinum Ring W/Ornate Incised Band (Comes W/$37,000 Appraisal) - This stunning ring was finely crafted of s

Estate 14kt yellow gold and platinum brooch, Cartier, serial number 833, modeled as a Bluebonnet flower stem, with gold wire leaves, (eleven) blue sapphires, approx 3.60cttw, (twenty) diamonds, approx

METAL: platinum. GEMSTONES: center marquise cut diamond-approx. 1.10ct, approx 30 side diamonds, blue sapphires. MEASUREMENTS: ring size 6. Ring is 13.5mm at widest point. MARKED: Irid Plat. WEIGHT: 1

METAL: platinum. MEASUREMENTS: ring size - 6. GEMSTONES: GIA certified oval 7.41ct natural sapphire, 2 side baguette diamonds. MARKED: 10% irid plat. WEIGHT: 7.5 grams.Gemstones have not been graded f

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.

This is a gorgeous pair of earrings, it is crafted in 18k white gold with diamonds and blue sapphires. The earrings has a double hoop in a cross over design, each earring is decorated with alternating

METAL: Platinum. GEMSTONES: Diamonds approx. 0.78ctw. Blue sapphires. MEASUREMENTS: Ring size 6, ring top is 5mm wide. MARKED: Plat. WEIGHT: 5 grams.Gemstones have not been graded for color and clarit

Crafted in luxurious platinum, centered by a GIA-certified Blue Sapphire, cushion cut, weighing approximately 5.87 carats, No heat all natural without any treatments. sided by Round & baguettes cut Di

METAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size 6.25, top is 17mm x 15mm. GEMSTONES: Diamonds approx. 1.62ctw, AGL certified no heat Thailand sapphire - measures approx. 8.0 x 6.2 x 4.47mm. TESTED:

A very antique art deco shield ring with incredible quality stones and attention to detail craftsmanship. Jewelry Type: Antique shield engagement ring Materials: Platinum, natural diamond and blue

METAL: platinum. MEASUREMENTS: Ring size 6 1/2, ring is 3.2mm wide . GEMSTONES: Diamonds approx. 0.15ctw, blue sapphires . MARKED: Tiffany & Co, pt950. WEIGHT: 5.3 grams.Gemstones have not been gr

Vintage ladies platinum, star sapphire and diamond estate ring; (1) natural star sapphire corundum, oval cabochon-cut, weighing approx 24.63cts, tone: medium dark, saturation: grayish, hue: blue, the

5.57ct GIA Certified No Heat Sri Lankan Blue Sapphire, 1.40ctw VS1-VS2/G-H Diamond Solid Platinum Ring - This stunning ring was finely crafted of solid platinum and boasts an approximately 5.57ct (sta

5.57ct GIA Certified No Heat Sri Lankan Blue Sapphire, 1.40ctw VS1-VS2/G-H Diamond Solid Platinum Ring - This stunning ring was finely crafted of solid platinum and boasts an approximately 5.57ct (sta

This is a stunning Estate ring, it is crafted from 18k white gold with a polished finish featuring a large 4 carat oval cabochon blue sapphire in the center surrounded with 30 points diamond which is

18K Yellow Gold and Platinum Sapphire and Diamond Ring. The ring contains 2 round diamonds measuring approximately 1.7mm, 1 round blue sapphire measuring approximately 2.75mm. The ring is stamped 18ct

Solitaire & Band GIA Certified 2.58ct. Natural No Heat Blue Sapphire ring. Report: 2201133407 Oval cut: 8.94 X 7.05 X 4.53mm Transparent, Blue 1.20ct. natural Baguette diamonds G color, Vs-2 clarity.

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