18 Karat Yellow Gold & Gemstone Brooch

This is a vintage, mid-20th century, 18 karat yellow gold mushroom and gemstone brooch.  The brooch features 4 mushrooms, artistically carved from 18 karat yellow gold and scattered rubies, sapph

A Collection of 18 Karat Yellow Gold and Gemstone Owl Brooches, consisting of a brooch containing two round mixed cut emeralds measuring approximately 2.05 mm in diameter, together with a brooch conta

18 karat yellow gold pin / brooch in the shape of a bundle of lavender with three round cut deep red gemstones, testing in the emerald range. The back is marked "DET 18K". Pin back. Measures approxima

Vintage G. Nardi Carved Ebony, Round Cut Ruby and 18 Karat Yellow Gold Brooch. Signed, stamped 750. Rubies with vivid saturation of color. Measures 2-1/8" H, 1" W. Approx. weight: 21.80 grams. Conditi

Marked designer 18 karat yellow gold scarecrow brooch with various colored gemstones. Made in Italy, unidentified maker's mark (shield with I J). Gems on scarecrow's coat include an emerald and a sapp

Vintage 18 Karat Yellow Gold and Pearl Flower Brooch together with a Vintage Multi Gemstone and 18 Karat Yellow Gold Pendant. Each stamped 750. Good vintage condition. Flower brooch measures 2" H, 1-1

Vintage Diamond, Multi Gemstone and 18 Karat Yellow Gold Butterfly Pendant / Brooch with 14 Karat Yellow Gold Chain. Good quality stones throughout. Chain clasp stamped 14K. Very good condition. Penda

Contemporary Approx. .25 Carat TW Diamond, 10.05 Carat TW Blue and White Sapphire, .50 Carat TW Ruby, Black Onyx and 18 Karat Yellow Gold Fish Brooch / Pendant. Gem quality stones throughout, vivid co

* An 18 Karat Yellow Gold, Diamond and Multigem Bow Brooch, containing 20 round brilliant cut diamonds weighing approximately 0.42 carat total, and 12 rectangular step cut gemstones including two amet

Item Details: Gemstone: Diamond, Metal Type: 18 Karat Yellow & White Gold. Weight: 4.7 grams. Diamond Features, Carat: 0.40 carat total weight, Cut: Round, Color: G, Clarity: VS, Item Features: It fea

Tiffany & Company 18 Karat Yellow Gold Brooch marked Tiffany & Company, Italy 2"x2", 34.6 grams Provenance: An Estate from Redding, Connecticut *Please Note* Available condition reports and/or additio

18 Karat Yellow Gold Brooch in form of a bow completely trimmed in diamonds height 4 1/2 inches, width 3 inches, total weight 50.63 grams *Please Note* Available condition reports and/or additional ph

Tiffany & Company 18 Karat Yellow Gold Brooch having two intertwined rectangles in a Tiffany & Company box length 2 inches, 32.3 grams Provenance: An Estate from Redding, Connecticut *Please Note* Ava

18 Karat Yellow Gold Brooch in the form of a bow height 2 inches, length 3 inches, 29.3 grams *Please Note* Available condition reports and/or additional photos for this lot are on our website by visi

Containing sixteen turquoise cabochons and five round brilliant cut diamonds weighing approximately 0.25 carat total. Having a highly detailed floral design. Marked Tiffany & Co. 18k. 1" L x 2.25" W.

This is a vintage 18 karat yellow gold ruby brooch.  Fashioned as a poinsettia type flower and accented with genuine, red rubies, the leaves are hand, beaded to give a true representation of the

A Ruby and 18 Karat Yellow Gold Brooch. Openwork gold brooch with blue enamel throughout Diameter: 1.25" Wt: 8.3 grams

Large Approx. 5.75 Carat Round Brilliant Cut Diamond, Platinum and 18 Karat Yellow Gold Brooch. Diamonds E-F color, VVS clarity. Unsigned. Very good condition. Measures 2-1/2" x 1-3/4". Approx. weight

Retro Round Brilliant Cut Diamond, Briolette Topaz and Heavy 18 Karat Yellow Gold Brooch. Stamped 18K. Measures 2-1/4" x 1-1/2". Approx. weight: 36.7 grams. Condition: Very good condition. Estimate: $

DESCRIPTION: A vintage ladies 18 karat yellow gold brooch by Tiffany & co in a ribbed ribbon design. Illegibly marked on the back "Tiffany & Co" and stamped 18K with a serial number as well. Total wei

A Retro Aquamarine Demi-Parure. Comprising an 18 karat yellow gold brooch / pendant and pair of earclips. Brooch contains an emerald cut aquamarine which is approximately 15.55 carats. Each earclips c

Antique Old European Cut and Rose Cut Diamond, Ruby, Enamel and Silver Topped 18 Karat Yellow Gold Brooch. Unsigned. Good antique condition. Measures 1" H, 2-1/4" L. Approx. weight: 18.1 grams. Shippi

Vintage Pave Set Round Cut Diamond, Oval Cut Emerald, Black Onyx and 18 Karat Yellow Gold Brooch. Signed 18K. Two (2) small chips to onyx otherwise good condition. Measures 2-7/8" L, 3/4" W. Approx. w

comprising a brooch and pair of earrings; the 18 karat yellow gold brooch containing one carved and pierced natural coral at 85.70 x 30.85 x 4.40 mm with carvings of grapes and leaves (32.1 grams); th