Vintage 1960's Pink Sapphire Gemstone Brooch Pin 18K White Gold, 23.5 GramsChairish Auctions4.5(10.3k)$2,400
18K GOLD FLORAL BROOCH WITH BLACK STAR DIOPSIDE STONES 10.5 GRAMSModern Jewelry4.5(203)$1,800Feb 22, 2026
An silver and 18 kt gold floral brooch with rose-cut diamondsOstantix Auctions4.4(13)€240Feb 24, 2026
Sold18k Gemstone BroochFive rubies and eight black star sapphires. 2-1/4" long. 4.6 dwt.See Sold Price
Sold18K Celtic Gemstone BroochLadies 18K yellow gold brooch featuring 5 cabochon quartz variety stones (1 amethyst, 2 citrine, 1 prasiolite, 1 pink quartz). The brooch is marked "18K" and "ANF". The brooch is 2 1/8" x 2 1/8" in siSee Sold Price
SoldSazingg 18K Diamond & Gemstone BroochLadies 18K yellow gold designer brooch by Sazingg featuring three (3) citrines and four (4) peridots, accented by eighty-four (84) round brilliant diamonds approximately 3.36 carats together, Clarity-See Sold Price
Sold2 18K Diamond & Gemstone Brooches1st item: Ladies 18K yellow gold flower brooch featuring 49 pink tourmalines accented by 75 round brilliant diamonds approximately 2.25 carats together, Clarity-VS2, Color-H. The brooch is marked "750See Sold Price
Sold2 18K Gold & Gemstone Brooches1st item: Ladies 18K yellow gold bamboo pendant featuring a cabochon pink calcite. The brooch is marked "E Pearl 18K" and XRF tests 18K gold. The brooch is 3 x 1 1/8" in size and has a gross weight ofSee Sold Price
Sold18K Gold & Gemstone BroochGold brooch with Aztec designs with seven gemstones including emerald, amethyst, garnet, blue topaz, orange topaz, blue sapphire, and pink sapphire. Stones worn. Tests 18k. 15.3 grams. 2" wide x 2-1/4See Sold Price
Sold18K GEMSTONE DOG BROOCHaccented with diamonds, ruby and sapphire, in textured yellow gold, stamped 18K, 1.75in., 18.2gms.See Sold Price
SoldMid Century 18K Gold Diamond Gemstone Brooch PinMETAL: 18k Gold. GEMSTONES: Diamonds, Ruby, Lapis Chrysoprase. MEASUREMENTS: Brooch is 50mm x 40mm. MARKED/TESTED: Gold punch mark/18k. WEIGHT: 20 grams.Gemstones have not been graded for color and clSee Sold Price
SoldAntique 19th CE 18K Gold, Diamond, Gemstone Broochconstructed in a butterfly design and containing 60 rose cut diamonds weighing approximately 0.30 carat total, four cushion and oval shape sapphires and two round cabochon cut rubies Weight: 7.9 gramSee Sold Price
Sold18K Gold Diamond Gemstone BroochMETAL: 18K gold. GEMSTONES: diamonds, blue gemstones, black gemstones. MEASUREMENTS: brooch is 79mm long x 31mm at widest point. MARKED: 18K, maker's hallmark. WEIGHT: 20 grams. Gemstones have notSee Sold Price
Sold18K Carved Gemstone Flower Brooch18k yellow gold carved gemstone and diamond flower vase brooch in the form of carved gemstone flowers, two amethysts, two citrines, two blue topaz and one carved pink tourmaline gemstone vase mountedSee Sold Price
SoldArt Nouveau B&S 18k Gold Gemstone Diamond BroochArt nouveau 18k white gold floral brooch. Features carved stone in the shape of a bouquet of flowers. With bezel set diamonds, prong set in the center of the flowers. Total diamond weight is approximaSee Sold Price
SoldAntique 18K Gold Diamond Gemstone Brooch PinMETAL: 18k gold. GEMSTONES: Rose cut diamonds . Green and orange stones. MEASUREMENTS: Brooch is 43mm x 22mm. TESTED: 18k. WEIGHT: 8.9 grams.Gemstones have not been graded for color and clarity ,and tSee Sold Price
Sold18K GEMSTONE & DIAMOND STARBURST BROOCHset with an (8pt) center diamond, accented with 10 turquoise and sapphire stones, stamped 'St. Geo 18K', 2x2.25in., 13gms.See Sold Price
Sold18K DIAMOND GEMSTONE KIESELSTEIN CORD BROOCHAn 18KT yellow gold Barry Kieselstein-Cord Matlese Cross brooch. There are 4 round diamonds (.80 ctw) accented with a 3 carat green tourmaline in the center with 4 pearls on each end and a crescent moSee Sold Price
SoldSonwai 18k Gold Multi Color Gemstone Brooch PendantBrooch is 88mm x 10mm . Decorated with coral, turquoise, onyx and other stones. Marked: Sonwai. Weight - 19.8 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and colSee Sold Price
Sold18K Gold & Gemstone Inca Warrior BroochDESCRIPTION: 18k gold and gemstone Inca warrior brooch. Tested 18k gold brooch in the form of an Inca warrior, set with diamonds, emeralds, rubies and sapphires. Three round cut emeralds, nine round cSee Sold Price
SoldAn 18K Yellow Gold and Gemstone Brooch by Dessin Dessin, ParisAn 18K Yellow Gold and Gemstone Brooch by Dessin Dessin, Paris An 18K yellow gold brooch by Dessin, designed as a snake charmer, set with turquoise cabochons of various sizes, three mabé pearls,See Sold Price
SoldIMPRESSIVE 18k GOLD, JADE and GEMSTONE BROOCHUnmarked (18k gold tested) 2 3/4 x 2 1/2 inchesSee Sold Price
SoldMid Century 18k Gold Diamond Gemstone Flower BroochMETAL: 18k Gold. MEASUREMENTS: Brooch is 60mm x 30mm. GEMSTONES: Diamond approx. 0.40ct (stone is chipped), Sapphire, Ruby, Pearl, Topaz. TESTED: 18k. WEIGHT: 24 grams.Gemstones have not been graded fSee Sold Price
Sold18k gold wheatsheaf and gemstone brooch18k gold wheatsheaf brooch with diamonds, rubies, emeralds and sapphires, measures approximately 3" x 2 5/8", unmarked, tests 18k, weighs 32.5 gr/20.8 dcw complete, mid to late 20th CSee Sold Price
Sold18K Gold Multi Gemstone Christmas Brooch 19g18K Gold Multi Gemstone Christmas Brooch. Personal engraving on the back. Marked 18K on the back below engraving. 12 DWT and 18.8 grams Size: 1 1/2 in.See Sold Price
SoldNaef Orbaley 18k Gold Gemstone Bumble Bee BroochMETAL: 18k Gold. MEASUREMENTS: Brooch is 75mm x 80mm. GEMSTONES: Multi color stones. MARKED: Orfaley 18k. WEIGHT: 89.6 grams.Gemstones have not been graded for color and clarity ,and tested for claritSee Sold Price
SoldGilbert Albert 18k Gold Multi Color Gemstone BroochBrooch measures 41mm X 30mm. Multi color stones. Marked Gilbert Albert, makers mark, 750. Weight-22.9 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and color enhanSee Sold Price
