Gemax Gemax i-Mini Scale 100 gram Capacity Accuracy 0.01gm Mode: g, oz, ozt, DWT, ct, gn. The Gemax i-Mini Scale 100/0.01g is an ultra-portable, pocket-sized weighing scale with a maximum capacity of 100g and accuracy to 0.01g. Perfect for weighing single-piece jewelry or gemstones, this lightweight scale features a blue backlit LCD, full tare capacity, low battery indicator, and auto-off function, making it an essential tool for on-the-go professionals.