NGD Gems is a Japan-based B2B wholesale brand for lab-grown diamonds and lab-grown colored gemstones, operated by a registered Japanese company. This online store is temporarily closed while we complete security, verification, and compliance updates. We do not offer consumer retail sales. Access is limited to approved wholesale buyers. All orders require full payment before shipment; no credit terms are offered. We never request your Shopify, Google, Facebook, bank, or email password on this page. Registered business location: Tokyo, Japan.