A DIAMOND DOUBLE CLIP BROOCH in white gold and platinum, the openwork brooch set throughout with

A VINTAGE DIAMOND PLAQUE BROOCH, 1930s, in 18ct yellow gold and platinum, the openwork brooch set throughout with old cut diamonds, the diamonds totalling 3.0-3.5 carats, stamped 18ct and PL, 4.6cm, 7

EMERALD AND DIAMOND DOUBLE-CLIP/BROOCH, CIRCA 1935 Of openwork scrolling spray design, each set with a circular-cut emerald, the scrolls pavé-set throughout with old brilliant-cut diamonds, accen

DIAMOND DOUBLE-CLIP/BROOCH, CIRCA 1940 Of openwork geometric form with scrolling detail, set throughout with old brilliant and single-cut diamonds, accented by baguette-cut diamonds and two collet-set

HENRI PICQ: MULTI GEM-SET AND DIAMOND TUTTI FRUTTI DOUBLE-CLIP/BROOCH, CIRCA 1930 Each openwork shield-shaped clip composed of twisting vines issuing from a central ogee motif, set throughout with bri

Platinum double clip/brooch inlaid throughout with bands of single cut diamonds, (6) straight diamond baguettes, and (1) square cut diamond. Clip backings, and optional brooch backing are 14kt white g

brooch with removable armiture, featuring 10 baguette cut Diamonds [H/VVS], approximate total weight 1.10 carats, enhanced with eight full cut round and Round Brilliant cut Diamonds [H/VS], approximat

A FRENCH ART DECO DIAMOND CLIP BROOCH in platinum and 18ct white gold, designed as a shield, set with shield, baguette, emerald, and single cut diamonds all totalling 3.0-3.5 carats, French assay mark

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Baguette-cut diamonds weighing a total of approximately 6.65 carats; transitional-cut diamonds weighing

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Baguette, triangular, and marquise-cut diamonds weighing a total of approximately 2.55 carats&sem

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Marquise, hexagon, European, transitional, and single-cut diamonds weighing a total of appro

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Baguette, marquise, and transitional-cut diamonds weighing a total of approximately 3.00 carats M

Art Deco Diamond, Platinum, White Gold Clip-Brooch The brooch features European and baguet

Beautiful French openwork platinum brooch set with 4 white pearls with pink overtones, and diamond accents throughout - in both Old European and rose cuts. Stamped with the French domestic platinum ma

set with 90 table, old mine, and round/pear-shaped rose-cut diamonds, totaling an estimated: 1.00cts; with 14k white gold clip back findings; weighing approximately 9.5 grams; each measures: 1 x 3/4in

Attributed to Edward Everett Oakes Arts and Crafts Gold, Platinum, Diamond, Amethyst and Pearl Brooch The shield-shaped brooch of open-work scrolling grape vines set throughout with 5 oval and round a

convertible to two dress clips; signed 'Yard'; containing two round brilliant cut diamonds [G-H/SI] weighing approximately 1.00 carat total; 166 old full and single-cut diamonds [G-H/VS-SI] weighing a

Estate / Collection: Collection of a Florida Family Pearls ap. 9.5 to 9.4 mm., one mabé pearl ap. 20.0 mm., 44 round diamonds ap. 6.30 cts.,4 small round diamonds, clip-brooch detachable, ap. 14

Platinum and Diamond Dress Clips, c. 1950s, designed as a bow set with full- and baguette-cut diamonds, approx. total wt. 6.00 cts., each lg. 1 3/8 in., with 14kt white gold armature for brooch conver

18K yellow gold brooch depicting a butterfly with fluted amber wings, body set with three full cut diamonds in white gold accent, double-pronged fur clip with trombone clasp, 2.5 in. L, 2 in. L, 37.6

An Art-Deco black onyx bow brooch ca 1930's. 14k white gold double pin back and frame. Diamonds set in platinum weighing approximately three carats total weight including center marquise cut diamond.

This beautiful brooch is crafted from 18k yellow gold with white gold accent featuring a dragonfly with a fine lattice design on its double wings, each with 3 bezel set diamond in white gold and along

Diamond and white gold foliate brooch Set throughout with single and round brilliant-cut diamonds White gold 1.75 x 1.25 in; Gross weight 7.8 dwts

18 karat white gold and diamond double clip, brooch pin. 2 larger old mine cut diamonds approximately .65 carats each. H-I color. VS2 clarity. 136 round diamonds approximately 2.9 carats. 28 baguettes

IMPORTANT SAPPHIRE AND DIAMOND DOUBLE CLIP BROOCH, in platinum. Of part wave design, set with 3 sections of blue sapphires totalling approx. 6.84 ct. Flanked with multi-cut diamonds totalling approx.