Antique Art Deco blue star sapphire cabochon ring in tested platinum with diamond accents; 15mm

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

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

A Rare Vintage Art Deco Platinum and Diamond Ring, set with a natural lavender cabochon star sapphire flanked by (4) graduated old European cut diamonds on each side, with engraved bezel. Size 3 1/2.

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

A Platinum art deco filigree diamond ring, set with a star sapphire cabochon 5.1mm, 2-3.4mm; 19 rose cut accent diamonds, and one single cut. Sz.9.5, 3.5 Dwts. Unmarked metal, testing as platinum. The

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

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.

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

Ring size - 9, ring top is 13mm x 20mm. Decorated with sapphires (stones are abraded) and old mine cut diamonds - approx. 1.00ctw. Tested plat. Weight - 4 grams.Gemstones have not been graded for colo

3.50ctw VS2-SI1/G-H Old European Cut Diamond & Solid Platinum Art Deco Ring W/Blue Sapphire Accents (Comes W/$32,500 Appraisal) - This gorgeous ring from the Art Deco period was finely crafted of soli

ANTIQUE ART DECO PLATINUM MINE CUT DIAMOND RING WITH SAPPHIRE ACCENTS, C. 1920; APPROX. 1.0 CT CENTER STONE, COLOR H-I, CLARITY VS2-SI1; SIZE 7; 2.7 GRAMS TOTAL WEIGHT; PROVENANCE: PROPERTY OF G. LASH

Art Deco period platinum ring, brightly polished and engraved, featuring centered bezel set blue sapphire high dome oval cabochon, weighing approx. 3.30 carats, further adorned with 22 old European an

centering one round cabochon cut star sapphire weighing approximately 5.8 carats; and 35 early round full cut, single cut, and Swiss cut diamonds [G-H/VS2-SI1] weighing approximately 0.90 carats total

This is an antique Art Deco platinum filigree ring featuring an oval modified brilliant cut Cambodian blue natural sapphire surrounded by Old Mine cut diamonds. The sapphire is accompanied by a GIA or

Ladies antique Art Deco ring. Features old mine cut diamonds flanking a square blue sapphire. Size 5 1/2. Unmarked but tested 14k. Total gemstone weight is approximately 1.25 carats. Total approx. wei

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.

METAL: Platinum. GEMSTONES: Diamonds - approx. 0.70ctw, Sapphires. MEASUREMENTS: Ring size 6.75, top measures 19.4mm x 15mm. TESTED: Platinum. WEIGHT: 4.7 grams.Gemstones have not been graded for colo

This is an antique platinum filigree Art Deco ladies ring set with an 2.93ct Old European cut solitaire diamond. The solitaire is flanked by sapphire accents. Diamond Clarity: SI Diamond Color: NOP. R

Antique platinum sapphire and diamond ring. There is a 2.00 carat blue sapphire accented by .60 CTW diamonds that are H-I in color VS-SI in clarity. Size 9 1/2 and weighs 5.5 grams.

With octagonally set OEC diamond, approx. .75 ct., in platinum filigree; Rectangular aquamarine, approx. 2.2 cts., in engraved 14k white gold; Cabochon star sapphire, 5 cts. by formula, and four RBC d

Tested 14k gold ring with platinum top. Set with center square blue sapphire and approximately .40 CTW Old European and single cut diamonds. 3.3 grams. Size 7-1/2. In E.G. Hoover Co. Harrisburg, PA an

a lovely handcrafted ring with carved shoulders, containing two round cabochon cut sapphires and 10 rose cut diamond accent stones. Stamp: (makers mark) Weight: 5.5 grams Ring Size: 8.5 The ring

A fine six point star oval cabochon gem weighing 17.36 carats with baguette diamonds on each side totaling .25 carat, high grade, a scarce large gem, Art Deco era, with appraisal of $10,550.00, curren

METAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size - 5.75, ring top - 30mm x 20mm. GEMSTONES: Synthetic sapphire (RI tested 1.76-1.77) - 14mm x 9mm x 5.3mm, Diamonds - approx. 0.56ctw. TESTED: 18k/Pla