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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
Color：White
Package Size: 24
Head Length 80mm
compressed air function & auto filling pump
Presidium Refractive Index Meter II barelling machine Color：WhitePresidium refractive index meter ii (prim ii) is a premium portable desktop device that utilizes the properties of reflectivity accurately verify diamonds, diamond simulants and synthetics, and coloured gemstones. Unlike a traditional refractometer, PRIM II is able to measure the range of refractive index values from 1,000 to ~3,000, therefore covering the commonly known gemstones in the market, including diamonds and moissanite. Testing is fast and
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