Peter and Brooks Co Ltd supplies fine calibrated coloured stones to the watch and jewellery industries. The company's head office is located in Bangkok and in-house manufacturing is based in Sri Lanka with a dedicated team of forty gem cutters. The company delivers stones that have been meticulously selected and cut to the highest standard of Swiss precision, with a strong focus on colour matching. Our distribution office in Geneva ensures a smooth delivery of orders to our European customers. Peter and Brooks is an active member of both the International Colored Gemstone Association (ICA) and of the Thai Gem and Jewelry Traders Association (TGJTA). As of May 2022, Peter and Brooks is a certified member of the Responsible Jewellery Council (RJC).