It's pure gold, and gold shops usually sell it by the gram. Jys is the manufacturer number.

Leofoo jewelry brand was born in 2004. Is a professional design, production, management of diamond inlay, gold, platinum, K gold, jade and other jewelry company. Its headquarters is located in Shenzhen.

Business scope of Leofoo Jewelry Co., Ltd.: design, wholesale, retail, import and export of precious metal jewelry, inlaid jewelry and jade jewelry; Purchase and sale of jade jewelry, platinum inlaid jewelry, diamond inlaid jewelry, jade jewelry, jewelry, etc. ;