Price last checked Nov 7, 2026. It may have changed, so confirm on the store's page. We earn a commission on purchases (details).
JG Superstore by Juan Gadget More choices, More discounts! Super is Better! ✔FAST Delivery ✔LOWEST Price Everyday ✔LOCAL Warranty ✔EXCELLENT Customer Service ✔OFFICIAL Dealer & Distributor of many trusted brands: Panasonic, Fujifilm, Rode, Audio Technica, Sennheiser, Benro, Manfrotto, Godox, Focusrite, Boya, Canon, JBL & many more! 🔶STORE VOUCHERS AVAILABLE!🔶 SHIPPING Shipping logistics is handled by Shopee c/o chosen courier once picked up from our office. For shipping concerns: 8880-5200 ================================= Features: • Easy operation. • LED light and audio result indication. • The red light will be showed and the audio indicator will ring if the stone is real diamond. • Simple calibration for stones of various sizes. • Accurate and reliable reading.. • Matched with a testing platform for loose stones. • Lightweight, matched with a convenient carrying case. • Detailed user manual is included in the package. Specifications: • Color: Black • Power supply: 1 * DC 9V Battery (not include) • Item size: 16 * 4 * 2.2cm (6.6 * 1.6 * 0.8in) Maintenance and Repair: • The instrument is very sensitive to the probe, must be particularly careful to protect, do not use should be set on the sheath. • The preparation of the indicator light is very dark, shows the battery will run out, should be timely replacement battery. • The instrument is not used for a long time, please take out the battery. • In order to detect accurately, the proposed correction once a year. Warning Tips: • The thermal conductivity meter is designed and manufactured according to the thermal conductivity of diamond. It is specially used for the identification of the true and false of diamond. • Instrument for precision electronic instruments, the use of the environment for 5-35 degrees Celsius, the relative humidity of the air at 80%. • Gems must be clean, dry and at room temperature. • When doing test, transferred to the first or second grid. Packaging Content: • 1 * Diamond Selector II • 1 * Te