Gianzz Jewelry Products Inc., headquartered in Los Angeles, California, USA, is one of the leading manufacturers of luxury jewelry in the US. Established in 1985 with its aim to provide our clients a galaxy of options in gold jewelry, diamond jewelry and gemstones jewelry, Gianzz Jewelry Products Inc. manufactures over 9,000 jewelry items for women and for men to buy for women.We are no. 1 suplier of Leverbacks in California for many other manufacturers.Additionally, we also have the latest technology in place to produce every jewelry product for other manufacturers.