A FINE AND ELABORATE EARLY 20C. PLATINUM DIAMOND BROOCH

Antique Retro Deco Large 18k Rose Gold & Platinum 2.50ctw Diamond & Ruby Butterfly Dress Clip Brooch Description:A ca. 1940s 18k rose gold & platinum dress clip in an elaborate butterfly motif encrust

PLATINUM AND DIAMOND BROOCH Composed of round cut diamonds, weighing approximately 5.00 cts., Length 2 1/2 inches, Weight 9.3 dwt.

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.

Fine Platinum and Diamonds Butterfly Brooch. There is Well Over 1ct Worth of Diamonds. Condition: Excellent. Dimensions: 1.25" x 1". Total Weight: 3.7dwt / 5.7g. Provenance: From a Long Island, NY Pri

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

Art Deco platinum, diamond, and fine emerald brooch / pin, composed of fifty-one mixed-cut diamonds including baguette and round brilliant-cut diamonds; approx: 5.50 ct tw., color: H-I, clarity: VS2 -

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

An early 20th platinum and 18ct gold sapphire and diamond brooch. The circular-shape sapphire, within a rose-cut diamond surround and calibre-cut sapphire accents, to the rose-cut diamond sides. Frenc

Fine suite of platinum, diamond, and sapphire jewelry, to include brooch and earrings. Brooch: center old European cut diamond 1.0 CT, L color, SI2 perfection, (25) diamonds, approximately 1.25 ctw, (

Signed Vintage Tiffany & Co. Platinum 1ctw Fine White Diamond Pave Crab Brooch Description: A properly signed platinum pin / brooch depicting a full bodied crab that is encrusted with approx. 1ctw of

Fully marked on back. In the Beaux -Arts taste, early 20thC. From the same estate as the matching ring (lot 36). Missing one emerald baguette. H 1 W 2 D 1/8 Weight 8 Grams Missing one emerald baguette

.900 PLATINUM 11CTW DIAMOND FLORAL BROOCH Exquisite .900 Fine Platinum Set Floral Bouquet Motif Brooch, Heavily Accented with Approximately 11.2ctw of Brilliant Round, Pear, Baguette, Emerald, and Mar

A Victorian unmarked white gold or platinum diamond set brooch Of star form, the central stone spreading to approximately 0.5 carat. 4 cm wide.

Designed as a bow encrusted with diamonds. Overall approx. 160 top quality diamonds, approx.10Ct in total. Marked. Total weight: 21.07 gr, length: 5.5 cm Condition: For a detailed condition report, p

The exceptionally fine handmade art deco brooch is set with 212 old mine cut diamonds, 20 square calibre cut diamonds and 52 calibre cut sapphires set in platinum. The brooch has an approx. diamond we

Ladies Touchon & Co fine platinum and gemstone brooch / nurses watch. Features a reticulated pin back section embellished with rose cut diamonds. Underneath are platinum links with natural seed pearls

This is an elegant vintage circle brooch pin rendered in fine platinum. The Art Deco pin is studded with 3.5tcw Old European and Old Mine cut diamonds of VS clarity and GH color. It is 1 3/8" diameter

DESCRIPTION: An Art Deco brooch comprised of a platinum foundation designed with fine open work patterns, the center fitted by a .30ct old minor cut diamond. Further inset with a series of diamonds am

An early 20th century platinum and gold, turquoise and old-cut diamond cluster brooch.Turquoise estimated dimensions of 17.6 by 16 by 8.5mms.Estimated total diamond weight 3.90cts, G-I colour, SI1-P1

An Art Decó old-cut diamond brooch, platinum, unmarked, tested, with 51 old-cut diamonds and 16 diamond roses, weighing 5.58 ct fine white-slightly tinted white+ (G-I) /VVS-SI, l. 44 mm, 9.99 g, with

Fine jadeite, diamond and platinum foliate-form brooch; the platinum mount of curvilinear ribbon-like design, set with approx. 40 modern brilliant round and single cut diamonds; radiating 'leaves&

Title: Tiffany & Co 1996 Platinum Diamond Emerald Eye Frog Brooch 1.91ctw Description:Tiffany & Co 1996 Platinum Diamond Emerald Eye Frog Brooch 1.91ctw Here are the specifications: Ty

Cartier. A fine and early lady's diamond and onyx set platinum and yellow gold manual wind wristwatch Date: Circa 1920 Movement: 19-jewel manual wind, adjusted to 8 positions Dial: White, black Roman

Title: Approx. 14ctw Fine White Clean Diamond Large Platinum Midcentury Swirl Brooch Clip Description: Brilliantly fiery diamond ca. 1950s platinum brooch / clip. We took out several of the stones to