Gem Refractometers
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CL-181 Precision Gemological Refractometer with 1.30–1.81 RI Range, Refractive Index Oil, LED Flashlight, and Polarizing Lens
$19.90 Add to cart -
GR-601 Dual-Function LED Gem Refractometer for Precise Refractive Index Measurement (1.30–1.81)
$19.90 Add to cart -
GR-701 Silver Gemstone Refractometer with Integrated LED Light and Refractive Index Oil
$19.90 Add to cart -
GR-701B Precision Gem Refractometer with 0.01 RI Scale, Integrated LED Illumination, and Refractive Index Oil
$19.90 Add to cart
Showing all 4 results