Pocket Jeweler's Scale - TJ-28552This little pocket scale has a capacity of from 0. 01g up to 600g. Hard to believe that such a small scale can do that accurately, but this one can! It weighs in 4 different modes: g, oz, gn, and ct. It features a blue back lit LCD display, and the lid can double as a tray to keep track of all those precious pieces you are weighing. When there's no room for error, this is the scale that jeweler's reach for time after time.