"CASH FOR GOLD" Line

FOR PROFESSIONAL USE ONLY

Testing for Inox Steel.

Bottle: 10 ml.

FOR PROFESSIONAL USE ONLY.

22K Gold Test Solution.

Bottle: 10 ml.

Magnet with handle Ø 22 mm

Black Touchstone to test the karat value of gold

Size: 50 x 40 x 3 mm.

White Testing stone to test inox steel

Size: 50 x 40 x 3 mm.

Magnet with handle Ø 32 mm

Black stone to test the karat value of gold

Size: 70 x 50 x 4 mm.

Black Touchstone to test the karat value of gold

Size: 95 x 75 x 3 mm.

FOR PROFESSIONAL USE ONLY

Platinum Testing Acid. 

Content: 20 Ml.

FOR PROFESSIONAL USE ONLY

Silver testing solution 

Old formula.

Bottle 20 ml.

Power Adaptor compatible with Presidium Multi Tester III

Can be used for various worldwide plugs and recommended for use with specified Presidium products only.

FOR PROFESSIONAL USE ONLY.

Gold and Silver complete testing kit

Includes: one bottle each of 9K, 14K, 18K, 22K, and Silver Solution; one test stone.

Moissanite Tester II

Presidium Diamond Mate Tester

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 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 Refractive Index Meter II

PRESIDIUM Gem Computer Gauge

Presidium Gem Indicator

Jewelry balance, with EC type approval [M].

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.