The Gempro-300 has been discontinued.

Gempro-300

Additional Features

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Download the Gempro-300 Manual

Weighing Modes

Mode
Capacity
Resolution
Grams
60.000 g
0.001 g
Ounces
2.11645 oz
0.00005 oz
Pennyweights
38.580 dwt
0.001 dwt
Troy Ounces
1.92900 ozt
0.00005 ozt
Carats
300.000 ct
0.005 ct
Grains
925.94 gn
0.02 gn
Included Accessories
Calibration Weight, AC Power Adapter, Expansion Bowl / Tray, Hard Protective Case, Hinged Wind Cover, Gem Tweezers

Product Specs

Technical Information
Technical Information
Units
g, oz, ozt, dwt, gn, ct
Power
Rechargeable Battery, AC Power Adapter (DC 9V 650mA)
Display
Backlit LCD, Red
Operating Temperature
Optimum 10-30°C (50-86°F)
Dimensions
Dimensions
Scale Dimension
5.6″ x 3.8″ x 2.3″
142mm x 96mm x 60mm
Tray Dimension
2.75″ / 70mm Diameter
Scale Weight
7.9 oz / 224 g
Capacity
Accuracy
60 g
0.001 g