Vintage Old Mine Brilliant Diamond and Pearl Pin/Brooch

Metal Type: 14K Yellow Gold [Hallmarked, and Tested] Weight: 3.3 grams Diamond Details: Old Mine Brilliant, .40ct, H Color, VS Clarity, Natural Diamond Measurement: 2 inch lon...

Item Details: Metal Type: 14K Yellow Gold [Hallmarked, and Tested] Weight: 2.3 grams Diamond Details: Natural diamond, old mine brilliant, Pin Measurements: Length: 1.75 inches ...

Year: 1910 Item Details: Metal Type: 14k Yellow Gold [Hallmarked, and Tested] Weight: 7.3 grams Center Diamond Details: GIA REPORT #:5222730420 Weight: 1.03ct Cut: Old European b...

Item Details: Metal Type: 14K Yellow Gold [Hallmarked, and Tested] Weight: 3.5 grams Measurement: 1 inch Condition: Excellent

Item Details: Metal Type: Platinum Weight: 6.3 Grams Measurements: 1.4 inch length x 1 inch width Diamond Details: Carat: 1 Carat Total Weight Cut: Single Cut Diamonds Color: G Cl...

Year: 1890s Item Details: Metal Type: 14K Yellow Gold [Hallmarked, and Tested] Weight: 7.2 grams Diamond Details: Weight: 1.00ct, total weight (Approximate) Cut: Old Mine Brillia...

Georgian Old Mine Diamond Brooch Circa 1830 4.25 ct. of Diamonds, including an Old Mine Cushion cut Diamond in the center weighing approximately hal...

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 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 stunning platinum pin centers a sparkling old mine cut diamond that weighs 1.42ct. and is graded H color with SI3 clarity. The pin is set with dazzling old mine cut diamonds wei...

Enjoy this charming little vintage treat decorated with petite pearls in platinum. The bar pin is made of 10 karat yellow gold and measures 1-5/8 inch in ...

Pin with diamonds and pearls in 585 gold (unstamped) with 3 beads of approx. 4 and 3.5 mm each set by 4 old-cut diamonds of approx. 0.02 ct each. The front side of the yellow gold n...