Certified Jadeite Bangle - NGTC Certificate NGTC identification certificate. NGTC is one of the top international laboratories accredited by Catawiki. Certified items can ensure the accuracy, fairness, and traceability of products. Inside DIameter: 59 mm Outside Diameter: 71 mm Digital certificate link: https://ecard.ngtc.com.cn/page/detail-cer-other?c=T-T0347&v=85276419 Total Weight: 38.216 gr Jade Dimension: Height: 36.01 mm Width: 36.09 mm Depth: 5.91 mm Light and magnification were used in the photos to display. Color may differ slightly due to lighting, and monitor setting. Ship Via - Registered Post service, EMS, etc. Any extra expenses due to your country's customs office will be responsibility for the buyer.