Diamond Testers

Hqdz Diamond Tester Pen (Diamond Selector II) is a handheld thermal-conductivity tester that quickly indicates whether a gemstone behaves like a real diamond. This compact, battery-powered tool gives jewellers, buyers and hobbyists a fast, non-destructive way to screen stones. It combines an audible tone,...

The Hqdz-td High Accuracy Diamond Tester Pen is a handheld thermal-conductivity meter that quickly identifies genuine diamonds versus common simulants using an LCD, LED indicators and audible signals. Compact and battery-powered, this diamond selector is built for both beginners and experienced jewellers who need...

The Mollo Diamond Tester Pen is a handheld, high-accuracy thermal conductivity meter that quickly distinguishes real diamonds and many other gemstones from simulants. Compact and battery-powered, this professional diamond selector kit is built for jewellers, gem hobbyists and buyers who need fast, on-the-spot verification....

SZCXTOP Jewellery Diamond Tester Pen is a handheld gemstone detector kit that quickly screens diamonds, moissanite-like stones, jade, and glass using a sensitive probe, LED/LCD indicators, audible beeps and two jewellers’ loupes. This compact professional kit includes the diamond tester pen, a 60X and...

Hqdz-td Diamond Tester Pen is a handheld thermal-conductivity meter that quickly distinguishes real diamonds from common simulants with LED/LCD indicators and audible alerts. Designed for jewellers and jewellery owners alike, this compact diamond tester uses thermal conductivity to identify genuine diamonds versus imitations such...

The WUCID Diamond Tester Pen Professional is a handheld, high-precision device that quickly checks the authenticity of diamonds and many other gemstones for jewellers and collectors. Compact and simple to use, this pen-style gemstone tester is designed for both novices and experienced users who...