Kruss Standard Gem Travel Lab

The Kruss Standard Gem Travel Lab A complete lab you can use anywhere The Standard Travel Lab combines German precision and practicality in a portable, lightweight case. It operates on all common voltages with automatic power switching.…

Krüss Fiber Optic Light Source

The Krüss Fiber Optic Light Source uses a long-life 8 Volt, 20 Watt halogen lamp to put bright, cold light where you want it. The brightness is controlled without color change. It comes with a port to attach an adapter (not included) to…

Kruss Handspectroscope/Wavelength

The Krüss Hand-held Spectroscope features a variable, precision slit for outstanding, crisp, clear spectra. It has a built-in wavelength scale for readings from 400 to 700nm. SKU: GMKR1504 Price: $585.00 QTY Add to cart Click image to view…

Polariscope

The Kassoy Polariscope is a quality alternative to higher-priced units. It has a built-in light and a slit in the base of the unit which allows it to be used as a light source for refractometers and other gemological instruments. The…

Refractometer

The Gem-A Refractometer is a sturdy unit that provides readings from 1.30 to 1.81. Its pull-out eyepiece and high quality lens gives clear focusing and readings. Supplied with polarizing filter and built-in monochromatic filter. This unit…

Chelsea Color Filter

Originally created to distinguish emeralds from imitations and doublets. A doublet is two stones (one of which may be genuine) which are pasted together to make a larger stone. Only deep red and yellow-green light can pass through the…

HRD D-Screen/Case

D-Screen: A Compact Practical, and Affordable Test for Synthetic and Color Treated Diamonds The recently developed High Pressure High Temperature (HPHT) process is now being usedThe D-Screen from HRD tests for HPHT Synthetic and Color…