Kasstino High Precision Digital Milligram Scale 20 x 0.001g Reloading, Jewelry and Gems Scale Design - This digital pocket scale was designed for personal and professional use. It will provide the most accurate measurements for your jewelry, gold, silver, coins, jewelry, and mailing needs. Accuracy - Weighs up to 20 grams in increments of 0.001 grams (1 milligram). The electronic high precision sensors guarantee you a precise professional weighing session. Measurements - All vital measurements are covered including: g /oz / ct / ozt / dwt / gn. The TARE key allows you to determine the net weight of the items you are weighing. Convenience - Has a highly visible LCD backlight display and large size digits that makes it easy to read in all light conditions. Includes a weighing tray to weigh multiple small items. Includes - This scale includes a set of tweezers and calibration weights for easy recalibration. This will ensure precise weighing of your precious possessions!