Professional gem identification: accurately identifies gemstones using refractive technology, differentiating between natural jade, agate, and their imitations; ensures effective identification; All-in-one kit: comes with everything needed; with the included refractive index oil, start testing, verifying, and identifying gemstones immediately; nothing else is needed; Robust and viewable: built with a robust metal casing, designed for frequent use; the glass lens offers clear, unobstructed visibility of the refractive index scale; enjoy long lasting durability; Designed for accuracy: the built-in flashlight offers supplemental lighting for increased clarity; this jewelry tool utilizes a black box design to stop external light, ensuring precise measurements; Compact and certified: the portable refractometer size is 4.5 x 2.8 x 1.6 in / 115 x 71 x 40 mm; rigorously tested and certified to meet standards; fits many gems

What's in the box
1 x Jewellery Findings