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5mm 4B-125 Platinum
Suited for stone setting
one each of the most popular sizes from 0
Manufactured from tungsten vanadium steel to ultra-high precision tolerances
Application Investment casting master alloy Gold Content None — master alloy base only Copper (Cu) 73
Gemlogis ASTRO Gem Tester voltage-select 5mm 4B-125 PlatinumMeet the Gemlogis ASTRO Gem Tester a two way gemstone identification tool built for professional jewelers and gemologists. Use it as a standalone tester with the included wired probe, or pair it wirelessly with the Gemlogis Belize PRO for a fully integrated, streamlined testing workflow. With the ability to identify up to 29 gemstone types and a large LCD touchscreen for clear, intuitive readings, the ASTRO delivers fast, reliable results whether
