Set of 22 diamond-comparison stones Magnification_3X to 9X Refractive index chart (pdf download)

Refractive index chart (pdf download) - for 75 common gemstones

5X6 inches

technically

Troy ounces

Handheld presidium gem tester (GEMTEST-PGI)

Set of 22 diamond-comparison stones Magnification_3X to 9X Refractive index chart (pdf download)Details Set of 22 actual stones, beautifully presented in a case with a clear lid, so that your customer can decide which size stone would best suite their ring budget. This is a good way of getting your customer excited about their purchase, answering their most basic question: what size do I get for my money and what does that size look like? We, in the trade, know how big a 1 4 carat or 1 2 carat diamond is, but most people have no idea, and taking