Gemlogis ASTRO Gem Tester

The Gemlogis ASTRO gem tester is a 2-way colored stone reference meter that works as an individual device (via wired probe) or wirelessly with a Gemlogis Belize (560.850) or Belize Pro (560.855) (both sold separately). It has a 3.5" high-resolution color LCD touch-screen display panel that gives simulant readings for 29 types of gemstones, including diamonds and moissanites. The ASTRO uses thermal conductivity to identify diamonds and colored gemstones. Accessories include: probe pen, AC/DC adaptor, and a metal stone rest. Gemstones Covered: Alexandrite, Amethyst, Andalusite, Aquamarine, Aventurine, C.Z., Chrysoberyl, Chrysoprase, Citrine, Diamond, Emerald, Glass, Hessonite, Iolite, Jadeite, Kyanite, Moissanite, Peridot, Quartz, Rubellite, Ruby, Sapphire, Spessartite, Spinel, Tanzanite, Topaz, Tourmaline, Tsavorite, and Zircon.