This diamond selector doesn't react on stones like fake crystals, or simulants such as cubic zirconium, when the probe touches the surface. It is the easiest answer for the vast majority of retail jewelers, pawn brokers and chain stores when faced with the decision of which diamond selector to buy. Why? Because it works reliably and share the most advanced diamond selector technology on the market.
Features:
- Equipped with ultraviolet light to test flourescent reaction of stones
- Flexible calibration with multi Level Volume to match different sizes of stones
- An option to use or connect with A/C adaptor (not included) for long time indoor use
- Most compact design and low battery consumption
- Emit audible sounds to give warning buzzer if the probe touches metal surface
- Audible and visual indicator of genuine diamond
- With a single press of a button it can accurately and precisely:Supplied with vinyl pouch, testing platform for loose stones and a comprehensive instruction manual best utilize JEM-II
- Quickly distinguishes authentic diamond from all models of diamond simulants and metals
- Distinguish stones as small as 2pt
- Brand new and unused
Specifications:
- Probe Warm-up Time: about 25sec
- Working Time: about 5 hours for continuous use
- Suggested Working Temperature: 18°C to 30°C
- Working Voltage: 1 x 9V, 6F22 battery
or AC adaptor (110V-240V, DC 9V, not included in the set)
- Size: 168 x 31 x 21mm
- Net weight: 55g
Set includeds:
- 1 x Diamond Tester
- 1 x Vinyl Leather Pouch Case
- 1 x Heavy duty Testing Platform
- English Instruction Manual