YJ Carat and Gold Series The Ohaus YJ Series is the high quality answer to ultra portability and precision weighing. The YJ series is made to the highest quality standards and the Carat models are perfect for weighing fine stones. The Gold models are made for weighing gold and other fine jewelry. The YJ features adjustable feet, hinged draftshield cover and the Carat models come with calibration weight and gem scoop Portable and economical-ideal for weighing fine stones, gems and precious metals Blue backlit LCD makes viewing results easy in dim lighting. Hinged draft shield cover ensures exact results. Automatic shutoff conserves battery life. Adjustable feet and leveling bubble provide quick set-up