"Weights & measurements may be ranked among the necessaries of life to every individual of human society."
- John Quincy Adams, 1821
Calibration Video:
GEMPRO SERIES

Looking for the Ultimate Gem Scale? Look no further! Introducing the My Weigh GemPro Series scales! These scales include all the functions, features, and accessories that jewelers have been searching for in ONE scale for years. The GemPro is bound to surpass the expectations of even the most demanding jeweler. With dual-division capability, static-electricity resistance, 3 calibration settings, 6 weighing modes, programmable auto-off, an optional backlight, a full tare feature, and an included adapter, this scale is in a league of its own. Also included is a calibration weight, a stainless-steel weighing-tray, an expansion scoop/bowl, and a protective hard-case.
My Weigh's GemPro comes in your choice of either the GemPro-500, which has a 100g/500ct capacity with an accuracy of 0.002g/0.01ct - OR - The GemPro-250 which has a 50 gram/250 carat capacity with an accuracy of 0.001g/0/005ct: either way, you can't go wrong! This quality My Weigh digital scale is backed by a full Lifetime / 30-year international warranty
| Power | AC adapter (included) 4 AAA (not included) |
| Display | Red, Backlit LCD |
| Tare Feature | Yes |
| Calibration Feature | Yes |
| RS232 Output | No |
| Weighing Hook | No |
| Platform Size | 2.75" diameter |
| Scale Size | 5.25" x 3.75" x 2.5" |
| Weighing Modes | 6 |
GEMPRO-500 Weighing Modes:
| Mode: | Capacity: | Resolution: |
| Grams | 100.000 g | 0.002 g |
| Ounces | 3.5273 oz | 0.0001 oz |
| Pennyweights | 19.290 dwt | 0.001 dwt |
| Troy Ounces | 3.2150 ozt | 0.0001 ozt |
| Carats | 500.00 ct | 0.01 ct |
| Grains | 1543.25 gn | 0.05 gn |
GEMPRO-250 Weighing Modes:
| Mode: | Capacity: | Resolution: |
| Grams | 50.000 g | 0.001 g |
| Ounces | 1.76365 oz | 0.00005 oz |
| Pennyweights | 32.150 dwt | 0.001 dwt |
| Troy Ounces | 1.60750 ozt | 0.00005 ozt |
| Carats | 250.000 ct / 250.00 ct | 0.005 / 0.01 ct |
| Grains | 771.72 gn | 0.02 gn |























