The Diamond Selector II is a diamond tester for distinguishing diamonds from gems, simulants and stones. Can be used with any settings: loose stones, stones set in rings, pendants, earings, bracelets, watches. Metal alert sound will let you know if the tip has touched the metal setting.

Features:
- Use on any shape: tapered, meleed, round, square, rough, etc.
- Can detect any size: from 0.02 carat and larger (follow settings).
- Dual indicator: by a sound signal as well as a light up level meter display featuring segments in green, yellow and red ranges.
- Metal alert: a tone warns you when the probe tip comes into contact with metal.
- Adjustable: sensitivity can be varied according to the size of the stone and the ambient temperature.
- Totally portable: battery powered for complete independence and reliability.
- Supplied with one 9V battery.
- Metal stone holder for loose stones.
- Black protective carry pouch.
- Dimensions: 6.5 x 1.5 x 0.875 inches.
- Weighs only 6.5 ounces.