DK91003 - Ruby Filter

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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. Show more