Please note all prices listed are based on cash prices and are exclusive of VAT. Prices for precious metal products are an estimate only and can vary slightly depending upon the metal price, the actual weight and the cutting tolerances which we are able to achieve. Bullion prices are based on 10gm.
Presidium Gem Testers
For accurate and reliable gemstone testing, the Presidium testers are an essential tool for the workshop. Presidium offer a range of electronic and dial gauges, as well as digital testers, that use advanced technology to help identify a range of stones. Ideal for use with both loose and mounted stones, Presidium testers can help you distinguish diamonds from other stones and convert gemstone dimensions to estimated carat weights. Browse the range and find the right tool for your workshop today
Presidium Diamond Testers
When working with loose gemstones – whether that’s diamonds, rubies, emeralds or more – being able to verify authenticity is an essential part of the manufacturing process. Presidium are the leading provider of gemstone testers and gauges designed to provide jewellery makers with the tools they need to ensure that they can verify loose and mounted gemstones with accuracy.
The Presidium diamond testers are designed to help you to distinguish the difference between diamonds and other stones. The Presidium Multi Tester and Diamond Mate Tester measure the thermal and electrical properties of loose and mounted diamonds, Moissanite and other colourless stones – including spinel, cubic zirconia and zircon – whereas the Presidium Gem Indicator has the ability to identify up to 31 different coloured stones.
Easy to use, compact and sturdy, the Presidium diamond testers provide accurate and consistent results every time.
Presidium Gauge
Presidium gauges are another way to test your stones. Fitted with clear and visible analogue and digital displays, the gauges are designed to convert gemstone dimensions to carat weight. Suitable to use with loose and mounted stones, gauges are designed to provide accurate measurements and instant results. As with all Presidium testers, an instruction booklet is provided with full details.
As the leaders in diamond and gemstone testing, Presidium gem testers are a must for the jewellery maker. Provide accurate and reliable results instantly when working with diamonds and other gemstones.
Shop the full range of Presidium gem testers, gauges, scales and more online at Cooksongold today. Working on a new project? Pick up some new gemstones while you’re here!
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© 2024 Cookson Precious Metals Ltd. VAT Registration No. GB161 8062 21. Registered in England no. 2775187. Registered Office: 59-83 Vittoria Street, Birmingham, B1 3NZ
Tel: 0345 100 1122 or 0121 200 2120 Fax: 0121 212 6456