South Korea-based jewelry manufacturer and retail company running in-store fine jewelry boutiques at department store. Gemcom ... Co Ltd. launched a fine jewelry brand GOLDMINE in Gwnagju Shinsegae in 1994. In 2015, the company launched 'Diame', another high-end fine jewelry brand, currently running in-house boutiques at major department store and duty free store chains including Shinsegae, Hyundai and Lotte. IG: @diame_official read more