Retro Brooch, Platinum and Diamonds, USA, c. 1950

Vintage Platinum & diamond brooch, c. 1950, set with a cluster of pear-shaped and marquise-cut diamonds, H-J color, VS-SI clarity, est. 10.0 carats, 2.5"l, approx. 18 dwt., illegibly stamped 869(?) Pr

Retro Gold, Platinum, Moonstone, Diamond and Ruby Brooch 12 oval moonstones, 8 round rubies, 4 round and 3 single-cut diamonds, c. 1940, ap. 21.5 dwts. C

Burma Sapphire, Diamond, Platinum, White Gold Convertible Brooch, circa 1950 Stones: Sapphire cabochons; calibré-cut sapphires; transitional, singl

1.19 carat platinum diamond ring, GIA, c1950, sz6.5 3.05dwt

Platinum diamond and citrine ring,c.1950, 5.05dwts.Size: 6.This ring has eighteen .15ct round full cut VS1-SI2 old European diamonds, a citrine stone approximately 12 carats, measuring 15.5mm x 11.5mm

FINE TIFFANY & CO. PALOMA PICASSO 18KT/PLATINUM/DIAMOND BROOCH, C. 1980/90, WEIGHT 12.7 GRAMS

18K Yellow Gold Platinum Weight 5gr Opal Approx 0.30 Ct Diamond Approx 0.35ct Retro Brooch Measurements 1.5”X0.7”

Raymond C. Yard Diamond Penguin Brooch platinum, the brooch mounted with round brilliant-cut diamonds weighing approximately 2.50 carats in total, accented with black enamel, stamped "YARD". size 1-1/

Period c.1925 Composition Platinum & diamonds (approx 2ct) Dimensions 3 x 3.5 x 1 cm Weight 5.3 g Fine Platinum Diamond Horseshoe Brooch c.1925 Reserve: $1,600.00 Shipping: Domestic: Flat-rate of $38.

DIAMOND & PLATINUM BOW BROOCH, C. 1920, L 2", T.W. 5 GR 5 gr. A small very delicate brooch in bowknot form. L 2". center diamond approx 10pts.Four blue sapphire baguettes. Myriad of diamonds assembled

Platinum & diamond flower brooch, 20th c., set with marquise, circular and baguette cut diamonds, est 5.0 carats, G-H color, approx. 8.38 dwt. (total), unmarked Provenance: A Private Collection: 1111

Stunning Color GIA 52.82ct Aquamarine Fine Diamond Platinum Retro Deco Pendant Brooch ClipDescription:A stunningly blue natural color 52.82ct emerald cut aquamarine with over 2ctw of very white G-H co

c. 1950, 14K yellow gold Geneva wrist watch, manual wind, 14.5 mm case, hidden dial, round single-cut diamonds set in star motifs, square link strap, fold over clasp with safety chain, 6.5 in. L, 27.7

Diamond, Platinum Brooch, circa 1950 Stones: Marquise-shaped diamonds weighing a total of approximately 10.50 carats; round brilliant and full-cut diamonds weighing a tot

Retro 18K & Platinum Emerald & Diamond Brooch/PendantWeighing 25.6 gramsSet with an app. 50.00 Ct. EmeraldAlong with 7 Emeralds weighing app. 7.00 Ct.And 25 Diamonds weighing app. 0.70 Ct.F-H Color, V

A glamorous Retro brooch pendant, set with cultured mabe pearls, in 14K gold, USA, circa 1950's - 1970's. This delightful piece has been expertly crafted out 14 karat yellow gold, with fine floral and

Platinum diamond double clip, c. 1930, 20.5 dwts Length: 2.5".This fine art deco diamond brooch contains approximately 198 .10ct(average) round and baguette diamonds and two .50ct round diamonds, all

GUBELIN, RETRO, ROSE GOLD, PLATINUM AND DIAMOND BROOCH Designed as two curling feathers containing eight baguette and numerous round brilliant cut diamonds weighing approximately 1.60 carats total. 2

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 41mm x 32mm. GEMSTONES: Rubies, Diamonds approx. 1.00ctw. TESTED: 18k/ Plat. WEIGHT: 15.5 grams.Gemstones have not been graded for color and clarity

Tiffany & Co. Schlumberger Apollo Pave Diamond Platinum Yellow Gold Pin Brooch Comes with C.O.A. ! Brand: Tiffany & Co. Collection: Schlumberger Style: Pin Brooch Condition: Pre-owned Diamond: 8 TCW M

18th Century Diamond, Natural Seawater Pearl, Sterling Silver, 14K Gold and Platinum Brooch - This stunning antique brooch is crafted in sterling silver and 14k gold with a platinum needle. The broch

Estate Art Deco platinum (tested) diamond double-clip brooch, c. 1930s, approx 7.46cttw, two fur or coat clips with pin mechanism to combine into single brooch, featuring pierced work and milgraining,

Tiffany & Co. A pair of platinum and diamond earrings USA A pair of platinum earrings with 8 round brilliant cut diamonds weighing 0.50 carats. Signed 'PT 950 T & C Co.'. Total weight: 3.24 grams.

Diamond, platinum. c. 1915. 1 3/4" x 1/2". Geometric motif diamond and platinum brooch converts to a pair of dress clips. 66 rose-cut, single cut, and European cut diamonds, 1.40 t.w., VS clarity, and