Rare David Webb Amethyst & Diamond Ring. Crafted in platinum and 18Kt yellow gold, with a fine hammered texture; featuring a pear-shaped amethyst weighing approximately 25.00 carats; surrounded by 27 round brilliant-cut diamonds weighing a total of approximately 2.00 carats, most with G-H color and VS clarity. Size - 8. Ring top measures 7/8" x 1 3/8". Weight - 16.5 dwt (25.7 grams). Marked "PLAT, 18K". Signed "WEBB". For more than 70 years, David Webb has been the quintessential American jeweler of highly original, modern jewelry. Best known for distinctive carved and enameled animal bracelets, dramatic gold necklaces, colorful sautoirs, Maltese cross brooches, dynamic use of pearls and diamonds, and exquisite rock crystal pieces. David Webb is one of the country's most important, distinguished jewelers. All of the jewelry is made on the premises in New York, as it has been since 1948.