sterling silverJWBR is an indian jewellery company and 925 means its made out of sterling silver. Emerald Diamond Pendant Necklace, Signed JWBR Jane Seymour, TESTED Gem Stones 925 Sterling, Lucky 4 Leaf Clover in Key, Kay Jewelers Jewelry. A ring that has 925 NH stamped inside of it is made of sterling silver. jwbr is the trademark name for the maker of the piece of jewelry. On Tuesday, March 24, 1998, a U.