Diamond Grading & Sorting

Gemologists will find the diamond grading and diamond sorting tools they need to distinguish between treated and untreated stones, establish the cut, color, clarity and more. Our extensive line of diamond grading and sorting instruments includes the American Gem Society’s Angular Spectrum Evaluation Tools (AGS ASET), darkfield loupes, color grading systems, proportion and cut grading tools, diamond sorting sieves and sorting pads, HPHT testers, moissanite testers, grading lamps and diamond counting machines.

Color Grading	Darkfield Loupes	Diamond Counting Machines	HPHT Testing
Proportion Grading	Sieves	Sorting Pads & Trays and Shovels	Ultraviolet and Daylight Grading Lamps