Verified Supplier | Shenzhen Handsome Te...

Shenzhen Handsome Technology Co., Ltd.

China (Mainland) | Contact Details
Established 2008
5 years OEM
Response Rate
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Quick Details

  • Brand Name: DIAPRO
  • Place of Origin: Guangdong, China (Mainland)
  • Model Number: JEM-II
  • Jewelry Tools & Equipments Type: Testers & Measurements
  • color: black

Packaging & Delivery

Packaging Details: Each pieces packed in a fake leather bag then put in a color box
Delivery Detail: 3-30days


Diamond Tester With Ultraviolet Light JEM-II
The diamond tester utilizes the feature that diamond has very high thermal conduc


Diamond Tester With Ultraviolet Light /Diamond Selector JEM-II


This diamond tester 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.
The JEM II is a "touch and tell you" device that utilizes the feature of high thermal conductivity of diamond. It effectively and quickly distinguishes natural diamond from all models of diamond simulants and metals, except synthetic Moissanite which has similar thermal conductivity to Diamond.
There are some diamonds in the market these days which the diamond selector detects even if the diamond is not the genuine one. Have a most reliable & user friendly diamond selector, get the JEM-II diamond tester! 

                                                                                                                                                                                                                                                          Features:                                                                                                                                                                                                                                           Equipped with ultraviolet light to test fluorescent reaction of stones.
Easy calibration with Level Meter Volume to match different sizes of stones.
Can distinguish stones as small as 2pt.
Can be connected with A/C adaptor for long time indoor use.
One year limited manufacturer's warranty.



Working voltage: DC 9V, 6F22 battery, or AC adaptor(110V- 240V, DC 9V,optional). 
Probe warm up time: about 25 seconds. 
Working time: about 5 hours for continuous use. 
Working temperature: 18 to 30.




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