Gemmological  Instrument
 
At GemTrue we take great care in making sure we are familiar with all the requirements that gemmologists want and need in their equipment. We supply a large range of high quality, functional and affordable gemmological equipment.
 
Item Number: DK91003
 
Ruby Filter
This quality filter helps you distinguish ruby from other red gemstones including pink Sapphire, Spinel and Tourmaline.