Charoensri Gam's company was established cut and faceted marcasite manufacturing in 1982. The purpose of the company is for production and distribution marcasite products to support jewellery industrial that grows and expands enormously for a long time. Almost 30 year experiences in cut and faceted marcasite, today we are growing up and continuous developing a latest solution in jewellery business to support the national and international market in premium quality. Therefore our company has developed the supreme quality of marcasite products under the new brand name “NICOMAN” by improving the new technologies and new machines to produce the brand new processes in cut and faceted marcasite. The new concept breakthroughs the production process, we can produce the high quality of marcasite in many new characteristics such a precision angles, surface shine & gloss, reflexion, for long time without fade in colour quality. By quality production policy of Charoensri Gams manufacturing to support more on customer satisfactions and maximum customer’s benefits, we ensure our marcasite is the first-class quality with optimal price of market value in jewelry industrial