The J-Scale JS-VG a low-cost, high-precision gemological and grain scale with 8 different weighing modes, 0.01 carat resolution and advanced counting feature. The JS-VG has a clear hinged wind cover that is also removable for weighing without wind interference, a stylish foam encased jewelry box to keep it safe while traveling and a 20 gram calibration weight to maintain consistently accurate results. The J-Scale JS-VG is an affordable and convenient option for users that need a dependable high-precision gem scale.
Weighing Modes
|
Product Specs
|
Mode |
Capacity |
Resolution |
Technical Info |
Details |
Grams |
20.00 g |
0.002 g |
Units |
g, oz, dwt, ozt, ct, gn, mg, pcs |
Ounces |
0.71 oz |
0.0001 oz |
Power |
3 x AAA Batteries |
Pennyweights |
12.80 dwt |
0.002 dwt |
Display |
Backlit, Red |
Troy Ounces |
0.6400 ozt |
0.0001 ozt |
Operating Temperature |
Optimum 10-30°C (50-86°F) |
Carats |
100.00 ct |
0.01 ct |
|
|
Grains |
309.0 gn |
0.05 gn |
|
|
Milligrams |
20,000 mg |
2 mg |
|
|
Counting |
Pieces |
|
Dimensions
|
Capacity and Accuracy
|
Scale Dimension |
Tray Dimension |
Capacity |
Accuracy |
4.9″ x 3.1″ x 1″ 125mm x 79mm x 25mm |
1.6″ / 40mm Diameter |
20 g |
0.002 g |