OSCAR HEYMAN Cocktail Ring In Platinum 3.70 Ctw Diamonds & Tourmaline

Cocktail ring designed by the Oscar Heyman Brothers. This is an outstanding cluster cocktail ring, created in New York city by the iconic jewelry makers of Oscar Heyman Company. The fabulous ring has been masterfully crafted in solid .900/.999 platinum with high polished finish. The ring is embellished with a gorgeous selection of thirteen natural earth mined gemstones, such; white colorless diamonds and a rare Brazilian vivid green tourmaline. Tourmaline: Mount in a six-prongs setting, with 1 round brilliant cut (8.2 x 8.2 x 5.5 mm) of natural vivid green tourmaline, with a total weight of about 2 carats. Diamonds: Mount in side-settings, with 10 calibrated straight baguette cut diamonds, with a combined weight of about 1.30 carats, white colorless E/F color, VS-1 clarity. Diamonds: Mount in V-settings, with 2 calibrated marquise brilliant cut diamonds, with a total weight of about 0.40 carats, white colorless E/F color, VS-1 clarity. Birthstone: Tourmaline for the month of May. Weight: 8.95 Grams, (5.75 Dwt). Size: 6.5 and may be easily sized up or down on special request. Measurements: 20 mm by 17 mm (0.79 x 0.67 Inches) and raise 9 mm over the finger. Hallmarks: Stamped with the maker's mark HB associated to the Oscar Heyman company, the mark for the assay of the  platinum and the iridium, the four-digits serial numbers and signed as follow, "HB 3145 10%IRID PLAT". Oscar Heyman Bros They are an American jewelry firm and manufacturer that