Diamond and Gem Testers
Plastic Stone and Pearl Sorting Tray
For stringing and sorting stones and pearls.
White colour.
Size: 100 x 65 mm.
Plastic Stone and Pearl Sorting Tray
For stringing and sorting stones and pearls.
Black colour.
Size: 100 x 65 mm.
Diamond parcel papers White-White
Outside White, White inside.
Size: mm 80 x 45.
Pack of 25.
Diamond parcel papers White-Blue
Outside White, Blue inside.
Size: mm 80 x 45.
Pack of 25.
Diamond parcel papers White WE
Power Adaptor compatible with Presidium Multi Tester III
Can be used for various worldwide plugs and recommended for use with specified Presidium products only.
Gemstone Display Boxes in Eco-leather case
Refractometer Fluid
1.79 Contact fluid for prism refractometer.
Bottle 10 Ml.
Thickness Gauge
Presidium Diamond Mate Tester
Moissanite Tester II
High quality metal Polariscope
Presidium Stone Gauge
Presidium Multi Tester III
A pocket-sized instrument that instantly identifies diamonds and moissanites based on their thermal and electrical properties.
PMuT III tests diamonds as small as 0.02ct.
Manual Refractometer
Presidium Refractive Index Meter II
PRESIDIUM Electronic Gemstone Gauge
Instantly converts millimeter readings to carats for round brilliant-cut gemstones.
Measures gemstone dimensions with accuracy to 0.01 mm.
Clear and visible digital display with readings in mm or ct.
Light and portable instrument that can be used anywhere.
Presidium Gem Indicator
PRESIDIUM Gem Computer Gauge
Stereoscopical Microscope Optika SLX-2
Slim and easy to carry, it is equipped with long lasting LED illumination to provide over 20 years of use.
Head: Binocular, 45° inclined; 360° rotating.
Dioptric adjustment: Both eyepieces.
Eyepieces: WF10x/21 mm, high eyepoint, secured by screw and with rubber cups.
Objective: Parfocal achromatic zoom 0.7x…4.5x (6.43:1 ratio) with anti-fungus treatment.
Working distance: 100 mm.
Stand: High-grade, precision fixed with handle and focus.
Stereoscopical Microscope Optika SLX-5 with long overhanging stand
In case illumination is needed, choose the LED ring light illuminator.
Head: Trinocular, 45° inclined; 360° rotating.
Dioptric adjustment: Both eyepieces.
Eyepieces: WF10x/21 mm, high eyepoint, secured by screw and with rubber cups.
Objective: Parfocal achromatic zoom 0.7x…4.5x (6.43:1 ratio) with anti-fungus treatment.
Working distance: 100 mm.
Stand: Overhanging stand 420 mm high, 430 mm horizontal arm length, base 230×230 mm.
Presidium Synthetic Diamond Screener II (SDS II)
Help to screen out Type IIa diamonds likely to be laboratory-grown diamonds.
Tests on diamonds within a range in dimension from 1.5 mm in width and up to 5 mm in height (approx. 0.02 to 10 carat size).
Tests on polished diamonds of popular cuts such as brilliant round cut, emerald cut, baguette cut, etc.
Can be used on both loose and mounted diamonds (on jewelry with open-back setting).
For use on colorless diamonds from D Color down to J Color.
Gemlogis Belize Natural Diamond Segregator
The industry's first twin probe tip tester, very simple to use.
It combines a Thermal Probe and Optical Probe to differentiate an earth-mined, synthetic diamond, moissanite, or simulant.
It is designed to test on any jewelry mounting (Either closed or open-back).
A first test checks whether moissanite or diamond. The second test identifies synthetic or earth-mined diamond.
