GRS Thailand Co Limited
Assaying & Hallmarking
Hallmarking Centre, Diamond Grading Certificate
Based in Bangkok and established in 1996. We are Assaying & Hallmarking specialized in creating exclusive authentic Laboratory,diamond authentication,Hallmarking Centre,Diamond Grading Certificate that are elegant to wear and unique in design. We intend to deliver innovative and optimum product quality at nominal price. Dedicated towards quality and creative designs, we deal in hallmarked Jewellery only. If we can be of any assistance, please do not hesitate to contact us.