The Ring is 16.68 Grams and is Size 9.25. The Tourmaline is Emerald Cut and appr o x 8.5 mm x 10.5 mm or 4 Carats. The Ring is Hallmarked'Ming's' and'18K'. It has been authenticated and Tested. You will be proud to add this item to your collection.The item "Ming's 18 K Yellow Gold Vintage Ring Green Tourmaline Size 9.25 Men's Classic" is in sale since Thursday, June 02, 2016. This item is in the category "Jewelry & Watches\Men's Jewelry\Rings". The seller is "itsagottahave" and is located in Shakopee, Minnesota. This item can be shipped to United States, to Mexico.