![DK91003 - Ruby Filter - GemTrue](http://www.gemtrue.com/cdn/shop/products/DK91003_3_{width}x.jpg?v=1678965055)
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.