Nitecore GEM8/GEM10UV Professional Gemstone Identification Flashlight with Ultraviolet LED Adjustable Brightness
Nitecore GEM8/GEM10UV Professional Gemstone Identification Flashlight with Ultraviolet LED Adjustable Brightness
GEM8/GEM10 flashlights are used for gemstone identification, featuring a rotary switch for brightness adjustment; the GEM8 model has a compact head for examining small jewelry.
Features:
Professional gemstone identification flashlight
GEM8: CREE XP-L HI V3 LED with a maximum output of 500 lumens;
GEM10: CREE XP-L HI V3 LED with a maximum output of 800 lumens;
GEM8uV: UV light output of 3000 mW, wavelength of 365 nm;
GEM10uV: UV light output of 3000 mW, wavelength of 365 nm;
Rotary switch for brightness adjustment;
GEM8 / GEM8uV: Direct LED attachment to the lens;
GEM10 / GEM10uV: Crystal coating technology combined with digital optics technology;
Integrated temperature regulation module;
Measurement scale integrated into the design;
Toughened clear mineral glass with anti-reflective coating;
Constructed from aerospace-grade aluminum alloy;
Waterproof (IPX8 rating, submersible up to 2 meters);
Specifications:
Power Source: 1 x 18650 or 2 x CR123A
Wavelength: 365nm
Brightness Outputs:
Turbo 3000mW - 4 Hours 15 Minutes
IPX Rating: IPX-8 Waterproof
Impact Resistance: 1 meter;
Dimensions:
Length: 135 mm
Head Diameter: 16 mm
Weight: 66.5g
Accessories:
1x GEM Flashlight,
2x spare O-rings,
1x Lanyard,
1x Holster;
Dimensions:
| Model | Head Diameter | Tube Diameter | Length | Weight |
|---|---|---|---|---|
| GEM8 | 0.35” (9mm) | 0.85” (21.5mm) | 5.47” (139mm) | 2.04oz (57.7g) |
| GEM8UV | 0.35” (9mm) | 0.85” (21.5mm) | 5.47” (139mm) | 2.04oz (57.7g) |
| GEM10 | 0.63” (16mm) | 0.85” (21.5mm) | 5.31” (135mm) | 2.35oz (66.5g) |
| GEM10UV | 0.63” (16mm) | 0.85” (21.5mm) | 5.31” (135mm) | 2.35oz (66.5g) |
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Krystele – 15 Oct 2025

I really like it, which is suitable for my gemstone identification needs. It's sturdy and well-made, and works great overall.
Roderick – 25 Aug 2025

Great UV light. Nicely constructed, easy to use, durable. Thanks!
Danjel Bobnaj – 22 Aug 2025

Built like a tank and should be with me for decades! Well made, strong and comes with a belt loop based carrier. This is a good item. I just wish it offered both long- and short-wave UV options. Then it would be suitable for gemologists!
Thanks for your reply.
Yes, we offer free shipping to Canada, you can order what you need on our website directly.
Any further needs, please let me know.
Best regards.






