0.66 ctw Blue Sapphire and Diamond Pin - Platinum

Exceptional 9.2 Ctw Unheated Vivid Blue Color Change Ceylon Sapphire & D VVS Diamond Platinum Ring

Approximately 6 ctw of dark blue sapphires and 2 ctw of diamonds set in platinum, old European and rose cut diamonds estimated H-J color SI clarity. 2.14”L, 12.5 grams.

Art Deco Sapphire & Diamond Ring in Platinum , Early 20th century, platinum, American. Art Deco ring set with .60cttw diamonds I-G color and SI2-SI1 clarity and .50 cttw blue sapphires. Hallmark: Plat

Platinum diamond sapphire pin; frame tests platinum and is set with a 6x6mm cushion shaped blue sapphire in a flower, and additional small 1.0x1.0mm square calibre accent blue sapphires in a ribbon de

-Platinum 1.75 ct. diamond and sapphire pin -Sapphire center stone 3/8 ct. -Overall condition is excellent, no surface wear or scratches -Estimated total diamond weight = 1.75 ctw -Approx. total weigh

One 3 1/4" sapphire and diamond bar pin, 14k yellow gold frame featuring ten old mine-cut diamonds, appx.1.80 ctw. SI1 clarity - G color alternating with eight square-cut blue sapphires 3.5mm - 4mm. T

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

14K white gold floral shaped pin set with 12 cabochon rubies, approx. 1.5 ct. tw., and approx. 1.5 ctw single cut round diamonds, with a center approx. 3 ct. faceted oval blue synthetic sapphire. 1&#8

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.

Art deco period, circa 1940's. It was crafted in solid .900/.999 platinum and .100/.999 iridium. The center have a six-prongs setting, mounted with a round brilliant cut of a blue sapphire of 3.48 car

Vintage Edwardian Era Platinum, Diamond and Sapphire Bar Pin, set with (5) rectangular blue sapphires and (6) small European cut diamonds. 2 1/4" long, 1/4" wide.

PLATINUM ART DECO STICK PIN ~ 2.75" IN LENGTH, OPENWORK DESIGN FEATURING APPROX. 1/8CT DIAMOND ROUND CENTER STONE AND BLUE SAPPHIRE BAGUETTES, STAMPED TESTED AND SIGNED (2.1 GRAMS TW) IN BLUE BOX

SAPPHIRE, DIAMOND AND FOURTEEN KARAT GOLD NECKLACE. The 14k white gold adjustable length necklace with 85 round-cut diamonds together weighing 2.63 cttw; and five pear-cut blue sapphires together weig

Platinum Sapphire and Diamond Heart shaped Ring having center heart shaped brilliant step cut 4.20 CT Ceylon Sapphire with violet blue color, measuring 8.54 X 9.70 X 6.70 mm; in setting of 2.10 CTW di

Vintage Art Deco Platinum/14k Filigree Diamond Stick Pin, .10 CTW. Tested platinum, stick pin marked 14k. Approximately .10 carat diamond. 2-1/2". 0.9 dwt. Comes in original case, blue velvet lining.

Antique ladies platinum star sapphire and diamond pendant. Features central cabochon star sapphire with an estimated weight of approximately 15 carats. Medium blue translucent body surrounded by halo

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

SAPPHIRE, DIAMOND AND FOURTEEN KARAT GOLD BRACELET. The 7-1/4" white gold bracelet set with 120 round-cut blue sapphires together weighing approximately 3.60 cttw; and 60 round-cut diamonds together w

PAIR OF SAPPHIRE AND DIAMOND EAR STUDS, each 14k white gold ear stud with a diamond halo and featuring an oval-cut blue sapphire. Total combined estimated weight for both sapphires: 0.96 cttw; and for

SAPPHIRE AND DIAMOND HALO EAR STUDS, each 14k white gold ear studs with 19 round-cut diamonds set around a round-cut blue sapphire. Total combined estimated weight for both sapphires: 0.70 cttw; and f

Vintage Platinum Stick Pin With Gemstones 14.3mm top containing square cut sapphires (16 in total measuring approx. 1.9mm x 1.7mm, dark blue in color) and round European cut diamonds (approx. 0.34ct t

7.85ctw Blue Sapphire, 6.25ctw VS1-VS2/G-H Diamond & Solid Platinum Art Deco Cocktail Bracelet (Comes W/$58,000 Appraisal) - This stunning bracelet was finely crafted of solid platinum, and is embelli

This is a certified and appraised genuine blue sapphire and natural diamond necklace set in 14 karat white gold.  There is over 183 carats of round, faceted and large oval, dark blue sapphires wi

14.25ctw Ceylon Blue Sapphire, 1.50ctw VS1-VS2/G-H Diamond & Solid Platinum 1" Earrings (Comes W/$12,500 Appraisal) - These beautiful earrings were finely crafted of solid platinum, and are decorated