A 18k two-color gold and diamond brooch

Ca. 2nd to third quarter 20thC. Italian 14K two-color gold and diamond acorn brooch. Approx. weight 22 grams. Measures approx. 2 1/4" x 1 3/4". There are seven 1mm full-cut diamond accents, each set i

Ladies 18K white gold ribbon brooch featuring two hundred thirty seven (237) round brilliant diamonds approximately 3.56 carats together, Clarity-SI1, Color-H. The brooch is marked "18K 750" and XRF t

Owl brooch features two diamond eyes totaling approx. 0.10ctw. Brooch measures 45mm x 22mm at widest point. Marked Tiffany & Co, 18K. Weight - 18.3 grams. Gemstones have not been graded for color

Brooch measures 44mm x 43mm. Set with two rubies and approx. 1.30ctw in diamonds. Marked 18k. Weight - 15.7 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and color

ILIAS LALAOUNIS: AN 18K BI-COLOR GOLD, RUBY, CULTURED PEARL AND DIAMOND BROOCH Designed as two chimeras intertwined, eyes set with round rubies, bodies accented by single-cut diamonds, each holding a

Feather brooch stamped: 750 / 18k / TT The 18k white and yellow gold feather brooch is set with one hundred sixteen round single-cut diamonds totaling approximately 0.60ct. and graded H-J color and S

18k yellow gold, stamped: Tiffany & Co. / France / 18k (c) The anemone is topped with twenty-two full-cut round diamonds, totaling approximately 2.2cts and graded F-G color and VS clarity, with signe

Busatti - A 18k two-color gold, ruby, diamond and ceramic ring, Busatti, with certificate and box Burma cabochon-sugar loaf cut ruby approx. ct 13,07 Triangular cut diamond approx. ct 1,00 Weight g 17

Brilliant cut diamond approx. ct 2,50Weight g 81,40 cm 18,50

Weight g 4,70 size 14

18k Two-Color Gold and Diamond Ring Having a white gold insert set with five tiny round cut diamonds; marked '18k' inside band Condition: Very Good, light wear; gemstone(s) tested on the heat conducti

Weight g 68,00 size 15 cm 4,00 cm 40,00

18k yellow white gold mid century brooch pin, se with sapphires, rubies and approx. 0.35ctw in diamonds. Brooch measures - 57mm x 55mm. Tested: 18k. Weight - 18.8 grams.

Ilias Lalaounis Two-Color Gold and Diamond Chimera Brooch 18 kt. yellow and white gold, round ruby eyes, single-cut diamonds, signed Ilias Lalaounis, ap. 21.6 dwts. C

Two-Color Gold, Turquoise, Lapis and Diamond Brooch Yellow and white gold, one round cabochon turquoise ap. 16.0 mm., 4 oval cabochon lapis, 28 round diamonds ap. .85 ct., ap. 33 dwts. C

Two 18K gold and diamond brooches One is designed as a circular foliate brooch set with old European-cut diamonds mounted in platinum topped eighteen karat gold; the other is designed as a bow set wit

Pendant features amethyst, measuring 12mm x 15.5mm, and diamonds. Pendant measures 80mm x 40mm. Tested 18K. Weight - 21.6 grams. Gemstones have not been graded for color and clarity ,and tested for cl

Attributed to George Schuler Two-Color Gold, Turquoise and Diamond Pendant-Brooch Yellow and white gold, oval turquoise, 14 round diamonds ap. .75 ct., unsigned, ap. 20.4 dwts. C The Estate of a Manha

Two-Color Gold and Diamond Spray Clip-Brooch 18 kt. yellow and white gold, 125 round diamonds ap. 4.35 cts., ap. 21.3 dwts. C

Two-Color Gold, Sapphire, Ruby and Diamond Ribbon Brooch 14 kt. yellow and white gold, 4 round rubies and 5 sapphires, 4 round and transitional and one single-cut diamond ap. .10 ct., ap. 7 dwts. C

Yellow and white gold, patterned blue and green, white and cream enamel, single-cut diamond eyes, small round cabochon ruby nose, single-cut diamond collar and cuffs, 4 round rubies, ap. 24 dwts.

Two-Color Gold, Diamond and Cabochon Gem-Set Flower Pendant-Brooch 18 kt. yellow and white gold, 5 round diamonds ap. 1.45 cts., 162 round diamonds ap. 5.00 cts., 2 oval cabochon sapphires, 2 oval cab

METAL: 18k gold. MEASUREMENTS: brooch is 60mm x 34mm. GEMSTONES: lapis, coral, pearl - 14.5mm, onyx, green stones (chipped on the top), approx. 1.50ctw diamonds. MARKED: 750 18k. WEIGHT: 27.5 grams.Ge

TIFFANY & CO.: AN 18K BI-COLOR GOLD, DIAMOND AND RUBY BROOCH Depicting a tiger set with round diamonds weighing approximately 0.25 carat, and accented with a round ruby as the tiger's eye, signed Tif