In the field
GemPen® is portable, reliable and battery operated.
Validate the identity of gemstones
Distinguish natural from synthetic
Identify treatment of gemstones
In the field
GemPen® is portable, reliable and battery operated.
From rough to mounted
Works on diamonds, rubies and sapphires. Both with rough and polished gemstones as well as with mounted and unmounted pieces.
With instant results
Easily interchangeable filters, instant optical validation and GemPen® Academy accessible online and offline.
Test results
We have performed tests at the following institutes:
“GemPen is the single best product for our company. It has increased our revenue with 3000%”
– Homer Simpson
Hexagonal pen grip
Interchangeable filters
USB-C standard for recharging
Dust- & rain proof
Shock resistant, with protective casing
Highly durable
Easy to use
Hard case designed to be used as darkroom