Vintage David Webb Sea Turtle Diamond Turquoise & Coral 18K Yellow Gold Brooch. Presented is a vintage David Webb Sea Turtle diamond, coral and turquoise 18K yellow gold brooch. This unique work of art brooch features a hand carved turquoise sea turtle on a bed of natural coral gemstones. The turtle is carved in detail and it is set with diamonds in its shell. The whole piece is made of natural gemstones as well as fine diamonds set in yellow gold.It has a large size and we would not be surprised if this is also another one of a kind David Webb piece. This brooch is set with approximately 0.78 carats of diamonds with G to H color and VS clarity. Both the turquoise and coral are natural gemstones showing a variety of natural inclusions and strong colors as well. This brooch measures 65mm by 55mm and it weighs 57.4 grams. The frame is made of 18K yellow gold and this brooch is signed Webb. The item "Vintage David Webb Sea Turtle Diamond Turquoise & Coral 18K Yellow Gold Brooch" is in sale since Friday, April 20, 2018. This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Fine\Designer, Signed\Pins, Brooches". The seller is "47ddc" and is located in New York, New York. This item can be shipped worldwide.