40s CHEVALIER BROOCH IN YELLOW GOLD, PLATINUM, DIAMONDS AND RUBIES

Art Deco 18 Karat Yellow Gold, Platinum, Diamond and Ruby Bar Brooch Bezel set on the diagonal with four square French cut Diamonds [G/VVS], approximate total weight 2.05 carats, and enhanced with 16

AN 18K YELLOW GOLD, PLATINUM, DIAMOND AND RUBY HUMMINGBIRD AND FLOWER BROOCH • 18k yellow gold and platinum • 24 single-cut diamonds and 1 pear-shaped diamond weighing approximately 0.40 c

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

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 Bug brooch Crafted in 18k yellow Gold and Platinum, set with Diamonds, Two Round Shaped Rubies and a 8mm Round Pearl. Weight: 5.6g. Measurements: 1.4x0.8".

An 18 Karat Yellow Gold, Platinum, Amethyst, Diamond and Ruby Articulated Turtle Pendant/Brooch, containing one oval mixed cut amethyst weighing approximately 23.91 carats, seven round brilliant cut d

A Platinum, Yellow Gold, Diamond, Ruby, Sapphire and Emerald Bird of Paradise Brooch, containing 90 round brilliant and single cut diamonds weighing approximately 1.90 carats total, numerous round mix

A VINTAGE GEMSET FLOWER BASKET BROOCH in 18ct yellow gold and platinum, designed as a basket of flowers, set with single cut diamonds, round cut rubies, emeralds and sapphires, stamped 18ct PLAT, 4.0c

This is an antique platinum and 18K yellow gold brooch clip by Joseph Marchak (Russian/French, 1854-1918). Featuring an Old European diamond studded bird resting pearls forming a bunch of grapes. The

Pendant. Large 18kt yellow gold handhammered pendant or brooch suspending an oval form platinum pendant with a central prong-set oval faceted colored gem, most surely a ruby, with a surround of surrou

Chevalier ring, 40's, in 18kt yellow gold with platinum front, formed by a central emerald-cut spinel and rose-cut diamonds on the sides. Weight: 11.9 gr..

OSCAR HEYMAN & BROTHERS, YELLOW GOLD, PLATINUM AND DIAMOND FOX BROOCH Containing 27 round brilliant cut diamonds weighing approximately 0.80 carat total and two ruby eyes. 1 inch x 1 1/4 inches. Stamp

A 14k yellow gold and platinum brooch in the form of a garden fence containing approximately 1.50 carats of rose cut diamonds along with ruby, sapphire and emerald "flowers". 1.75" x 1.25". 11.05 dwt.

Ruby, Diamond and South Sea Pearl "Starfish" Brooch/Pendant platinum/18k yellow gold, the brooch/pendant mounted with a central baroque South Sea pearl measuring approximately 19.50 mm x 15.00 mm, acc

PLATINUM & 18K GOLD CEYLON STAR SAPPHIRE DIAMOND & RUBY BROOCH: An important 18K yellow gold Russian brooch set with a large star sapphire cabochon surrounded by diamonds and knife-set rubies in an en

These stylish and artfully designed ruby and diamond brooch, c 1940, is crafted in platinum and 14K yellow gold. The center circle is adorned with 22 square-cut rubies weighing collectively approx. 1.

DESCRIPTION: An Art Deco Pin Brooch comprised of an 18k yellow gold foundations, inlaid with black Onyx, a platinum setting inset with Diamonds and a final Ruby accent. Stamped along the "750" Total W

This is an adorable full figure owl brooch, crafted from 18k yellow gold with white gold accent featuring a standing owl with white and black enamel feathers mixed with textured gold in between the fe

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.

This is a beautiful vintage authentic brooch from Tiffany & Co. From 18k yellow gold with a matte and polished finish featuring a full figure standing giraffe. The lowers part of the giraffe's legs an

This is a beautiful vintage authentic brooch from Tiffany & Co. From 18k yellow gold with a matte and polished finish featuring a full figure standing giraffe. The lowers part of the giraffe's legs an

Bar brooch: Eagle's head hallmark / C (insect) C Including an antique platinum topped 14k yellow gold stylized circle brooch set with two round rubies, multiple rose-cut diamonds and two old mine-cut

Measuring approx. (1.06” x 0.45”) dual tone design, platinum pin with a removable 18kt yellow gold trim, featuring florets composed of sapphires, rubies and diamonds. (diamonds approx. G-H