T & Co. Brooch, Platinum, Sapphire & Diamonds, c.1970

set with seven sapphires and 10 diamonds signed "Tiffany & Co." 1 3/4" long, 3.3 dwt gross

Diamond, Yellow Sapphire, Platinum, Gold Brooch, Schlumberger for Tiffany & Co. The brooch features a round-cut yellow sapphire weighing approximately 1.10 carats, enhanced by full-cut diamonds we

A diamond and platinum pendant brooch, Tiffany & Co."Enchant," 1996designed as a round brilliant-cut diamond dragonfly with sapphire eyes; estimated total diamond weight: 0.60 carat.3.6 dwt.; Length:

TIFFANY & CO. Platinum, Diamond, and Sapphire Pendant/Broochthe circle brooch featuring a row of round brilliant-cut diamonds weighing approx. 3.10 tcw. and a row of channel-set baguette-cut sapphires

Vintage Diamond and Sapphire Bow Brooch, Tiffany & Co.the delicate platinum bow with milgrain detailing and set with full cut round diamonds weighing approximately 1.15 total carats (F-G color, VS cla

This impressive signed platinum ”Maltese Cross” brooch with 18kt yellow gold accents features an approx. 5.27 ct. medium slightly violetish blue sapphire cabochon bezel set into the center

METAL: platinum. GEMSTONES: 1.69ct color changing sapphire, 0.44ctw diamonds. MEASUREMENTS: Ring size 6. MARKED: tiffany & co pt950. WEIGHT: 4.1 grams. Comes with box. Gemstones have not been grad

METAL: platinum. GEMSTONES: 1.69ct color changing sapphire, 0.44ctw diamonds. MEASUREMENTS: Ring size 6. MARKED: tiffany & co pt950. WEIGHT: 4.1 grams. Gemstones have not been graded for color and

Platinum Tiffany & Co ring with oval approx. 2.55ct violetish-blue sapphire ( abraded) and approx. 0.70ctw in diamonds. Ring size - 4.5, ring top - 15mm x 12mm. Marked: Tiffany & Co, Irid. Plat. Weigh

Tiffany & Co. Platinum Pink Sapphire Diamond Star Pendant NecklaceThis necklace is 4.2 grams of 950 platinum has 0.85 Natural Pink Sapphire, 0.10 tcw Diamond VS1. The length is 16 inches

METAL: Platinum. GEMSTONES: Diamonds approx. 0.50ctw. Sapphire - 5.9mm. MEASUREMENTS: Ring size 6 3/4, ring top is 5.9mm wide. MARKED: Tiffany & Co PT950, 28948999. WEIGHT: 5.2 grams.Gemstones hav

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

TIFFANY & CO. Platinum Weight 4.6gr Diamond 0.3ct Blue Sapphire 0.4ct Measurements 0.8"x0.15" Band Ring Size 6

TIFFANY & CO. PLATINUM DIAMOND & SAPPHIRE RINGAmerican, late 20th- early 21st century. A platinum band channel set with alternating diamond and sapphire, size 6.25. Weighing 6 grams

TIFFANY & CO. - a platinum sapphire and diamond dress ring. The circular-shape sapphire, with marquise-shape and brilliant-cut diamond stylised petal sides. Signed Tiffany & Co. Estimated total diamon

AUDEMARS, PIGUET & CO. PLATINUM, DIAMOND & SAPPHIRE WRISTWATCH WITH GOLD MESH BRACELET, C. 1925:Audemars, Piguet & Co., Swiss lady's wristwatch, platinum case set with diamonds and sapphires, engraved

TIFFANY & CO.: A PLATINUM, STAR SAPPHIRE AND DIAMOND RING Centering an oval star sapphire cabochon weighing approximately 16.30 carats, accented by round and trapezoid-shaped diamonds weighing approxi

METAL: Platinum. GEMSTONES: Diamonds approx. 0.52ctw. Pink sapphires approx. 2.56ctw. MEASUREMENTS: Earrings are 10.2mm x 9.8mm. MARKED: Tiffany & Co Pt950, T & Co, Pat D467,833 ct al. WEIGHT:

METAL: platinum. GEMSTONES: diamonds-approx. 1.65ctw, sapphires. MEASUREMENTS: ring size 6. Band is 9mm at widest point. MARKED: T &Co PT950. WEIGHT: 9.8 grams. Ring comes with original box. Gemst

Tiffany & Co Art Deco Platinum Diamond and Sapphire Ladies Wrist Watch. Watch is set with round and marquis cut diamonds and square cut sapphires in a platinum case with a manual-wind movement and saf

METAL: platinum. GEMSTONES: diamonds-approx. 0.75-0.80ctw, sapphire. MEASUREMENTS: ring size 5.75. Band is 4.8mm at widest point. MARKED: Tiffany & Co Pt950. WEIGHT: 6.0 grams. Comes with box.Gems

Title:Tiffany Co Iridium Platinum Fine Natural Sapphire Diamond Petite Size 2.75 w/ Provenance Description: The family notes that this ring belonged to Elizabeth Darden who was the widow of the vice p

Nice looking Art Deco Brooch crafted in Platinum, Set with Old mines and Rose cut Diamonds Approx. 1.48ctw (Center Old mine Diamond is Approx. 0.50cts. H color, SI clarity). Accented with Natural Blue

A Sapphire & Diamond Brooch. Platinum bar mounting contains one checkerboard faceted blue sapphire with one oval faceted pink sapphire on either side. Throughout the brooch are eight bead set round di