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Features of HPHT DIAMOND CHART
This wall chart is a reference guide for the characteristics of faceted samples grown/treated by high-pressure and hight temperature (HPHT).
Dimensions: 88x54cm
€20.00
New product
CaratScreenPen Gold Tester
CaratScreenPen Gold Tester
CaratScreenPen is an easy, fast-to-use and non-destructive testing device for the determination of purity/carat number of gold alloy surfaces in jewelry and other precious metal objects.
€895.00