This diamond selector doesn't react on stones like fake crystals, or simulants such as cubic zirconium, when the probe touches the surface. It is the easiest answer for the vast majority of retail jewelers, pawn brokers and chain stores when faced with the decision of which diamond selector to buy. ..
Handheld MOISSANITE TESTER with UV Ultraviolet Light
It is a sure way to tell the difference between diamonds and moissanite (man-made diamonds). This tester will leave you in no doubt as to the nature of your stones. It is a "touch and tell you" device that utilizes the moissanite feature, the different electrical conductivity of the diamond. It..
Διαθλασίμετρο πολύτιμων λίθων Ενσωματωμένο LED Light + RI Oil
The Gem Refractometer , commonly known as Gemstone Refractometer, is the primary and most powerful tool in identify and authenticate polished precious and semi-precious gemstones and observing the optical properties and the structure of gemstones. This model is just as good as the expensive models u..
This tester is designed to distinguish diamond, moissanite from other fake stones quickly. It has fine elastic tipped probe for testing and able to identify stones as small as 2pt.
Easy operation without necessary to adjust LED bar garph via volume control to match stone..
Φίλτρο Ruby εργαλείο αναγνώρισης για Emerald & Gemstones
Ruby Filter is a filter that is extremely useful in differentiating red stones such as Ruby, Spinel, Tourmaline, and Garnets from others that might look similar in comparison. Using it is as simple as holding the filter close to your eye, look at the stones, examine your gems and reveal their true..
ΦΙΛΤΡΟ CHELSEA JADEITE ΕΡΓΑΛΕΙΑ ΑΝΑΓΝΩΡΙΣΗΣ ΚΟΣΜΗΜΑΤΟΣ
This Chelsea Filter is designed to transmit only deep red and yellow-green light (best obtained under strong electric light). Just hold the filter close to your eye and look at the stones. Multiple stones can be viewed at once. It is helpful with identifying a few red gems and certain blue and g..