MCW International

Welcome to MCW International, every piece of gemstone here is work of art. We have operated from Hong Kong, we specialize in premium and investment-grade Ruby, Sapphire, Emerald & Paraiba tourmaline, we’ve been dedicated to bringing the finest natural gemstones and diamonds, each hand-selected for its beauty and quality. All gemstones & diamonds source from ethically, ensuring that every gemstone sell has been responsibly mined and sourced. We can provide natural diamonds and gemstones of various shapes, sizes and quality grades. All our natural diamonds and gemstones come with grading reports from authoritative gemological laboratories (e.g. GIA, IGI, GRS, Gubelin, SSEF, Lotus, etc.). We hope all bidder can find their favourites at MCW International, thank you for choosing MCW International again, and have a great time. Enjoy bidding.