Jewelry Tools & Diamond Testers

Diamond Testers & Jewelry Tools

Welcome to the Blitz Manufacturing Company, Inc line of Jewelry Tools and Diamond Testers for professionals in the Jewelry industry.  Browse our wide selection of Diamond & Moissanite Testers, Charging Docks, Gold & Platinum Testers, Microscopes, Diamond Grading Lamps, Loupes, and Scales. 

With the Blitz line of Diamond & Moissanite Testers you will be able to accurately identify, detect, and separate Diamond from Cubic Zirconia and Moissanite with white sapphire indication.  Blitz also offers compatible chargers conveniently designed for recharging the NiMH batteries in your Diamond Tester.

The Blitz collection of portable and table top professional jewelry scales offers a sleek design, solid stability, and an unmatched performance.  Blitz also carries the number one selling Carat Scale, which provides accuracy of 0.005ct, with a capacity of 100ct!

The professional grade Loupes are a necessity for diamond color grading, diamond and gemstone color rendering, loose stone inspection, and more!  

Your purchase is guaranteed to come with prompt shipping and unbeatable customer service.  We appreciate your business!


Blitz Environmentally Concerned Leaf As an environmentally concerned company, all of our products are non-toxic. We do not use ammonia or acidified thiourea, which are currently under the Environmental Protection Agency (EPA) proposal for regulation and are certified as carcinogenic in California. We offer FSC certified retail POP packaging. http://www.fsc.org/about-fsc.html