Model: DW-100AS
This is a jewelry scale that is compact in size and that is small enough to put in your pocket.  It can be used for weighing gold, siler,  diamond and other precious stones with 1/100th gram accuracy.
Product features:
High quality strain gauge load cell system makes it accurate in full capacity range.
High density ABS housing and metal support makes it very durable.
Large high contrast LCD display makes the readouts clear to read.
Up to 6 weighing modes 
TARE function covers unit's full capacity range.
Stainless steel platform ensures perfect repeatability and off-center accuracy.
Attractive blue backlight make display easily readable in low light conditions.
Unit can be calibrated in three easy steps.
Calibration weight included.