Georgian Old Mine Diamond Brooch

Diamond Cascade Brooch, Set in 18K White Gold consisting of Nine pear shape diamonds totaling 8.35 carats, marquise cut diamonds 2.68 carats, 77 bague...

Round Cut Diamond & Gold Flower Brooch 1 center round cut diamond approximately 1.10 ct surrounded by 163 smaller round cut diamonds. Diamonds total ...

Diamond Cluster Brooch A cluster of fine marquise and pear shaped diamonds set in platinum Diamonds total approximate weight: 26.48ct Made by...

Diamond Flower Brooch 415 round diamonds approximately weighing 4.5 carat mounted in platinum and 18 karat yellow gold Length: 4"

Diamond & Onyx Parrot Brooch white, black, colored diamonds & yellow sapphire all set in 18K White Gold. 103 diamonds total Total Diamond Weight: 2.15 Cts...

Emerald & Diamond Brooch 9 matching emerald cut emeralds surrounded by pear & marquise cut diamonds set in platinum & 18k white gold Measurements: 2.50" long Emerald Weight: Appr...

Item Details: Metal Type: 14k Yellow Gold [Tested] Weight: 5.6 grams Diamond Details: Weight: 1.25ct, total weight Cut: Old European brilliant Color: G-H Clarity: VS/SI Pearl: N...

Large beautifully made antique old mine diamond tie/lapel pin featuring nineteen diamonds set in a circular pattern with the center diamond surrounded by a circle of six diamonds which are surrounded by another circle of twelve diamonds. The center diamond measures approximately .25 carat and is of an oval shape with surrounding diamonds of various shapes including triangular, round and irregular, the effect most interesting and elegant. The setting is silver to complement the silvery white diamonds, the pin...

This is an extraordinary Diamond Platinum Tiffany & Co. Edwardian - Art Deco Brooch Pin with approximately 2.5 Carats of magnificent Old Mine Cut Tiffany Diamonds set in Platinum in an open work scroll and leaf motif design of the highest quality. The antique Tiffany Diamonds are extraordinary. They are brilliantly white and clean. There are 30 Old Mine Cut Diamonds set throughout the brooch. In the center is a very rare pyramidal square fancy cut diamond of exceptional quality. The diamond is brilliantly white and very clean and the cut is absolutely magnificent. The diamonds are set in Platinum in a gorgeous open work design with knife edge designs leading to the two circular terminals. The terminals have elegant leaf and scroll form motifs set with diamonds in an arched design with milgrain beaded borders. The Tiffany Brooch is one of the most beautiful Edwardian jewels we have seen. The stunning design is timeless. The use of Platinum allowed the Tiffany jewelers...

This is an extraordinary antique Old Mine Cut Diamond Enamel Flower Brooch in its Tiffany & Co. fitted box. The magnificent fully three dimensional f...

This fabulous antique brooch, masterfully designed with elegant Art Nouveau accents, features a wonderful black opal cabouchon measuring 20 x 17mm, rub-over set in the centre in an 1...

This stylized antique cross brooch set with approximately 14.30 carats of old diamonds dates from circa 1870. It is designed with a domed oval center with flaring, lobed arms, mounte...