A diamond, yellow diamond, and platinum rose brooch

A diamond, yellow diamond, and platinum rose brooch designed as a flower with articulating petals, centering a 0.91-carat pear-shaped yellow diamond, pavé-set throughout with round brilliant and

Aquamarine, Diamond, Platinum-Topped, 14k Yellow Gold Bar Brooch. Featuring one emerald-cut aquamarine weighing approximately 3.60 cts., accented by six rose-cut diamonds, set in a platinum-topped, 14

Art Deco Diamonds, Platinum and 18k yellow Gold filigree Brooch. Featuring a center Oval Cabochon Blue Stone Accented by Rose Cut Diamonds Approx. 0.15 Carats. Weight: 6.5g. Measures: 2.3x0.7".

Victorian Diamond, Ruby, Platinum, 14k Yellow Gold Pansy Brooch. Designed as a pansy, the top two petals featuring old mine-cut rubies, the center and bottom petals accented by rose-cut diamonds, set

A fine Victorian diamond floral formed bar pin / brooch. Formed as a rose with leaves and stem, adorned with a multitude of rose cut diamonds set in platinum and with a 14K yellow gold backing and pin

Brooch-plate with central emerald of approx. 1.30 ct with openwork motifs with rose-cut diamonds, in 18K yellow gold setting and platinum view.18K yellow gold link chain brooch converted to pendant.

Mid century platinum and 18k yellow gold brooch with rose cut and old mine cut diamonds. Center diamond approx. 0.21ct, surrounding diamonds approx. 1.60ctw. Brooch is 48mm x 38mm. Tested: Plat, 18k.

Cartier ‘Lovers on a Bench’ brooch. 18k yellow gold, platinum, coral, and diamonds. Overall size 29 x 17mm. Two heart-shaped red corals surrounded by 20 rose-cut diamonds in a platinum set

Brooch with two pearls of approx. 8.75mm with rose-cut diamonds on 18K yellow gold setting with top view in platinum.

AN ANTIQUE DIAMOND HARE BROOCH in platinum and yellow gold, set with old mine cut and rose cut diamonds, accented by a cabochon ruby eye and engraved fur detailing, no assay marks, 3.8cm, 5.8g. Accomp

AN ANTIQUE DIAMOND HARE BROOCH in platinum and yellow gold, set with old mine cut and rose cut diamonds, accented by a cabochon ruby eye and engraved fur detailing, no assay marks, 3.8cm, 5.8g.

Circa 1920s. Art Deco Car Brooch crafted in 18k yellow Gold and Platinum on top, accented with Rose cut Diamonds. Along with one natural Round cut Emerald. Weight: 5.4 grams. Measurements: 1.2 x 0.6 i

A GROUP OF PLATINUM-TOPPED GOLD, BI-COLOR GOLD, SAPPHIRE AND DIAMOND BROOCHES • Platinum, 14k white gold, 18k yellow gold • 5 old European-cut, 1 old-mine cut and numerous rose-cut diamond

Art Deco Pin Brooch crafted in 18k yellow Gold and Platinum, set with Rose cut Diamonds, Rubies & Tsavorites. Embellished with applications of Red Enamel. Measurements: 0.80 x 0.65 inches. Weight: 3.1

Art deco 18k yellow Gold and Platinum on top, featuring three Old mine Diamonds weighing Approx. 0.60 carats. Along with Rose cut Diamonds and natural blue Sapphires weighing Approx. 1.00 carats. Broo

NO RESERVE - AN ANTIQUE PEARL AND DIAMOND BROOCH, CIRCA 1910, Made in yellow gold and platinum, Pearl, approximate diameter 3.8mm, Rose cut diamonds, Stamped 585 (loss of sharpness due to polishing),

Including a platinum-topped and yellow gold brooch set with seed pearls and rose-cut diamond accents together with a platinum ring mount centering a cultured pearl measuring 6.5 mm with a 10 old mine-

Art Deco Pendant / Brooch crafted in 18k yellow Gold and Platinum on top, accented with Old mine and Rose-cut Diamonds weighing together Approx. 2.0 carats total weight. Pendant come with antique Plat

Diamond Wreath Form Brooch. Edwardian platinum-topped 14kt yellow gold laurel wreath brooch with bow form ribbon. Inlaid throughout with Old European cut and rose cut diamonds. Suspended to the interi

A BELLE EPOQUE DIAMOND PENDANT / BROOCH, EARLY 20TH CENTURY in yellow gold and platinum, the foliate body suspending swags, jewelled throughout with old European, single and rose cut diamonds, the dia

Circa 1890, platinum-topped 14k yellow gold Centering an old mine-cut diamond weighing approximately 0.20 ct. and graded H-I color, SI-I clarity and further set with rose-cut diamonds to the body wit

A DIAMOND BROOCH, EARLY 20TH CENTURY in 14ct yellow gold and platinum, the scrolling body set with a fan of rose cut diamonds, accented by further rose cut diamonds and an articulated diamond drop, st

NO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND BAR BROOCH, CIRCA 1910, Made in yellow gold and platinum, Oval cabochon black opal, weighing approximately 1.61 carats, Single cut and rose cut diamonds,

Jewelry. Includes a platinum mounted elongated jade pendant as a brooch accented by terminating panels of rose cut diamonds - with a 14kt gold post; and a pair of 14kt yellow gold mounted carved scara