Presidium Gemstone Computer Gauge 3M 30 Micron Abrasive Wet Or Dry Polishing Paper “a state monopoly essentially fell

“a state monopoly essentially fell into private hands and the consequences for the industry as a whole are felt to date”

Stone Details: Diamond

Thickness of Grinding Wheel Disc Body: 2mm / 0

Weld very small

Presidium Gemstone Computer Gauge 3M 30 Micron Abrasive Wet Or Dry Polishing Paper “a state monopoly essentially fellPresidium Gem Computer Gauge (PGCG) is the only gauge in the industry that can give a direct estimation of the weight of various gemstones of a range of 9 popular cuts, giving users the convenience of not having to dismount their gemstones from its jewellery settings. A convenient digital gauge that measures actual gemstone dimensions and estimates gemstone weight and identity. An advanced intelligent digital gauge that measures gemstone dimensions up