55204: Diamond, Platinum Brooch, circa 1950 Stones: Ma

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

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

Ceylon Sapphire, Diamond, Platinum Ring, circa 1950 Stones: Cushion-shaped sapphire weighing 6.80 carats; European, transitional, and single-cut diamond

Diamond, Platinum Convertible Earrings, circa 1950 Stones: Full, baguette, and marquise-shaped diamonds weighing a total of approximately 11.80 carats Metal:

Diamond, White Gold Convertible Brooches, circa 1950 Stones: Single-cut diamonds weighing a total of approximately 6.85 carats; baguette-cut diamonds weighing a total of

A VINTAGE AQUAMARINE AND DIAMOND BOW BROOCH, CIRCA 1950 in platinum and 18ct white gold, set with two tapered fancy cut aquamarines, accented by rose cut, single cut and round brilliant cut diamonds,

Diamond, Fancy Gray-Greenish Yellow Diamond, Colored Diamond, Cultured Pearl, Platinum, White Gold Bracelet, circa 1950 Stones: Round brilliant-cut fancy gray

NO RESERVE - A RUBY AND DIAMOND THREE STONE RING, CIRCA 1950, Made in 18 carat white gold and platinum, Cushion cut ruby, weighing approximately 2.27 carats, Old European brilliant cut diamonds, appro

A RUBY AND DIAMOND BROOCH, CIRCA 1950 Modelled as a stylised ballerina, with a European-cut diamond face, her headpiece set with circular-cut rubies and single-cut diamond accents, skirt and fan detai

AN EMERALD AND DIAMOND BROOCH, CIRCA 1950 Modelled as a stylised flower, the pistil set with an emerald cabochon, the petal, leaves and stem embellished with single-cut diamonds, mounted in 18K gold,

A DIAMOND BROOCH, CIRCA 1950 The stylised snowflake set with a central brilliant-cut diamond cluster and single-cut diamond accents, mounted in 18K gold, French assay marks, length 4.8cm

An Art Deco diamond and platinum brooch circa 1930 designed as a dimensional ribbon bow set with single and old mine-cut diamonds, suspending articulated step-cut diamond fringe, terminating in old mi

Tiffany & Co. Art Deco Diamond, Platinum Brooch Stones: European, transitional, and Swiss-cut diamonds weighing a total of approximately 6.00 carats Metal&col

Diamond, Platinum Brooch Stones: Full and transitional-cut diamonds weighing a total of approximately 6.70 carats; marquise-shaped diamonds weighing a total of approximately 5&

Art Deco Natural Pearl, Diamond, Platinum Brooch Stones: Mine, European, and single-cut diamonds weighing a total of approximately 3.00 carats; rose-cut diamo

Art Deco Diamond, Platinum Brooch Stones: Baguette, transitional, and single-cut diamonds weighing a total of approximately 2.45 carats Metal: Platinum Theme&colon

Art Deco Diamond, Emerald, Platinum Brooch Stones: European and single-cut diamonds weighing a total of approximately 2.95 carats; square and rectangle-shaped emeralds weighing a total of approximatel

Vintage 18K Yellow & White Gold Diamond Wreath Brooch, Circa 1950. Thirty-six (36) single-cut round diamonds weighing approximately 0.50cts. Graded VS clarity, G/H color. The diamonds are bead-set in

Diamond & Ruby Platinum Brooch Circa: 1910s 120+ Diamonds total weight approx. 4.00 carats Color & Clarity: G-H, VS1 22 Rubies Measurements: 2" x 1.75" Total weight: 15.2 grams

18k diamond and turquoise brooch, circa 1950,14.3 dwts. 1.5" dia.

Burma Ruby and Diamond in Platinum Leaf Brooch. Circa: 1960s Burma Ruby total weight approx. 6.00ct Diamond total weight approx. 5.00ct Measurements: 2.05" x 0.96" Total Weight: 13.2g

A Diamond and Platinum Pendant-Brooch Stones: Single-cut diamonds weighing a total of approximately 1.00 carat Metal: Platinum Gross Weight: 6.40 grams Dimensions: 1-1/4 inches x 1-1/4 inches HID03101

DIAMOND AND TURQUOISE BROOCH, CIRCA 1950 yellow gold bar suspending a bird set in turquoise with diamond flower of approx. ct 0,30. Gr 11,50

Austrian 14K Yellow Gold, Carved Amethyst, Carved Jade And Diamond Violet Flower Brooch, Circa 1950. The Brooch Has The Carved Amethyst Violet Flowers, Each Set With An Approx. 0.02 Carat Diamond In T