เครื่องมือและชุดอุปกรณ์อัญมณีวิทยา
Professional gemological instruments for identification and grading: refractometers, polariscopes, dichroscopes, spectroscopes, master stone sets and complete student-to-lab kits. Whether you are setting up a grading lab, studying gemology, or adding a missing instrument to your bench, this range covers the core equipment used to separate and identify diamonds and coloured stones. Genuine instruments, stocked in Bangkok and shipped worldwide.