5.7ct Blue Star Sapphire, Diamond & Platinum Ring

22.40ctw Blue Star Sapphire, 0.49ctw VS2-SI1/G-H Diamond & Solid Platinum Cocktail Ring (Comes W/$19,000 Appraisal) - This stunning ring was finely crafted of solid platinum, and contains a 22.40ct (a

Ladies vintage diamond and star sapphire ring. Features an oval blue star sapphire cabochon with three round cut and prong set diamonds set around the 9mm x 7.5mm x 7.25mm cabochon. Size 6. Weighs 4.7

Title: Very Art Deco 12ct Natural Blue Star Sapphire 2ctw Ultra Clean White E-F Color Diamond Platinum Ring 1930s Description: An approx. 12ct cabochon of natural blue star sapphire, framed in 2ctw

8.00ct Blue Star Sapphire, 1.30ctw VS2-SI1/G-H Diamond and Solid Platinum Ring - This beautiful ring was finely crafted of solid platinum and boasts a lovely 8.00ct (approximate) blue star sapphire th

Antique Art Deco blue star sapphire cabochon ring in tested platinum with diamond accents; 15mm stone; size 4; 6.7 grams

Art Deco Platinum 10.79ct. Blue Star Sapphire & 0.86ct. Diamond Ladies Ring. Size approx. - 4 - 4 1/2. Star sapphire - 12mm x 9mm x 9.25mm, weighing approx. 10.79ct. Sapphire is of slightly violet

size 13 ring; the blue-gray star sapphire measures 21 x18 x13.9 mm with an estimated weight of 58 carats; sapphire displays natural color zoning and cracks are present in the crown and pavilion side w

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

Round blue star sapphire cabochon, approx. 12.75 cts., in octagonal yellow gold seting paired with diamond platinum corners, diamonds approx. .12 ct. TW. Size 6. 8.2 dwt.

CERTIFICATED CEYLON SAPPHIRE AND DIAMOND RING,Platinum.Blue sapphire of 6.11 ct. (Certificated, Ceylon, no heat).Diamonds totalling approx. 1.50 ct.Size O. 7.5 grams.Signed JB Star.For certificate see

A PLATINUM AND STAR SAPPHIRE AND DIAMOND LADY'S RING, the mounting centering one cabochon cut gray/blue star sapphire measuring approximately 17.50 x 13.50 x 8.40 millimeters with an approximate weigh

Crafted in platinum featuring (1) blue/grey star sapphire approx 6 1/2ct. The ring also features 2 tapered diamond baguettes weighing .20cttw. The ring is a size 8 and weighs 10dwt

Ladies vintage Art Deco-style platinum ring with oval cabochon star sapphire approximately 18 x13mm, fair very light grey-blue color, good star, eye clean, with two marquise diamonds approximately .35

Oval sapphire vivid royal blue color measuring 13mm x 10.5mm x 5mm weighing approx. 5.73ct set in a four prong basket head with 2 trillion cut diamonds K color, I1 clarity totaling approx. 1.00ctw, th

This beautiful authentic floral ring is by Tiffany & Co. it is crafted from 18k yellow gold and features a lovely round cut blue sapphire gemstone in the center surrouned with 8 round cut sparkling di

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.

Title: GIA 27ct No Heat Natural Blue Star Sapphire Diamond Ring 14k White Gold Art Deco 1930s Description: A large, translucent natural star sapphire ring complete with a GIA report to verify it has

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

Natural Periwinkle Blue Sapphire Diamond Platinum Ring

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

Platinum ring with oval 6.92ct star sapphire cabochon, and 0.29ctw in diamonds. Ring size - 6, ring top is 10.5mm. Marked: 6.92, Pt900, D029. Weight - 5.9 grams.

Men's diamond and blue star sapphire ring. Features a large, approximately 14mm x 12mm x 10mm bezel set natural star sapphire flanked by baguette and round cut diamonds weighing a combined .45 carats.