SW440DT

The only handheld tester in the industry specifically for colored gemstones, indicates up to 31 different types of colored gemstones based on their thermal conductivity and even features a color input function that allows users to select from a range of 12 common colors, thereby achieving more accurate results. With an easy-to-read clear digital LED screen, this smart thermal tester also comes with the patented refined changeable probe tip, which ensures minimal equipment downtime, This Gem Indicator is an enhanced and more convenient handheld version of the revolutionary Gem Tester/Colored Stone Estimator. This Indicator probe consists of two linked thermometers; one which is heated electronically, while the other is cooled by the gemstone being tested, The difference in temperature creates an electrical output, which is then amplified and displayed on the new digital organic LED display, it is simple to use, easy to maintain and quick in giving you intelligent results about your colored gemstones.

The world’s first diamond and moissanite tester with a replaceable tip, and a micro probe tip to authenticate diamonds as small as 0.01 carats. The epitome of style and cutting-edge technology, SW770DT diamond and moissanite tester comes with a changeable probe tip and allows you to replace any worn or damaged probe tip yourself, eradicating and reducing any equipment downtime. It can also be used with a special micro probe tip, available separately, which is able to authenticate colorless diamond melees as small as 0.01 carats. A hallmark of design featuring a dynamic LED display and a sleek ergonomic grip, the premium choice, SW770DT tester is precise, reliable and made of excellent quality.

Convenient all-in-one handheld instrument that instantly separates diamonds from moissanites and other diamond simulants, based on their thermal and electrical properties. SW550DT is the all-in-one instrument that reliably and accurately verifies the authenticity of colorless diamonds against moissanites and other diamond simulants such as colorless sapphire, colorless spinel, cubic zirconia, zircon, etc. Showcasing a new ergonomic design with a rubberized anti-slip grip and an all-around display for easy readability, SW550DT promises greater ease of handling and reading of results whilst testing. SW550DT has a retractable probe tip that ensures consistent pressure against the gemstone during testing for more reliable results. With the industry’s thinnest probe tip size of 0.6mm, the SW550DT tests colorless diamonds as small as 0.02ct.