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Gesswein® Mold & Die TIG Welder U6

*Promotional pricing applied in cart at checkout. Offer expires March 29th, 2024.

Special $500 Off New Gesswein® Mold & Die TIG Welder U6!Shop Sale Now. Offer Ends 3/29 See Terms.

Diamond, Moissanite and Gem Testers

We have the testers you need to keep up with the latest "fake" stones.  

  • CZ Color Master Set PRO 3

    CZ Color Master Set PRO 3

    sku: 8131663

    Professionally color grade diamonds in seconds with GemOro’s new CZ Master Set Pro 3! This upgraded set features the largest range of diamond colors available (D-N). All 11 stones are treated with GemOro’s proprietary COLORLAST technology to ensure...

    $289.95 / Each
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  • Diamond Tech Pro Diamond Tester

    Diamond Tech Pro Diamond Tester

    sku: 8171008

    With 2 modes of operation, the Diamond Tech Pro can test the smallest diamonds with complete accuracy. Automatic mode requires no adjustments. Easy-to-use manual mode gives added environmental and stone size controls. Adjustable gain for small stone...

    $114.00 / Each
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  • Diamondnite Dual Tester

    Diamondnite Dual Tester

    sku: 8171002

    This all-in-one diamond and moissanite tester performs two tests, one right after the other. The first test determines if the stone is a diamond or simulant. A half-second later, the second test determines if the stone is diamond or Moissanite. Saves...

    $248.00 / Each
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  • GemOro® Testerossa Diamond Tester

    GemOro® Testerossa Diamond Tester

    sku: 8171070

    Did someone just say Diamond? Not someone, something: the New Testerossa Diamond, Moissanite and White Sapphire Tester! The next generation in testers is the ultimate tester for diamond fraud protection with the only Low Conductive Moissanite testing...

    $260.00 / Each
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  • GEMORO® Ultradock 3 for Testerossa or Ultratester 3

    GEMORO® Ultradock 3 for Testerossa or Ultratester 3

    sku: 8171038

    The UltraDock 3 is a sleek, low profile battery charging station conveniently designed for recharging the NiMH batteries in the GemOro Ultratester 3 (817-1037, no longer available) or the GemOro Testerossa (817-1070). The AC adapter/charger with...

    $39.95 / Each
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  • GemOro® Ultratester 3+ Diamond Tester

    GemOro® Ultratester 3+ Diamond Tester

    sku: 8171072

    The PATENTED GemOro UltraTester 3+ features EXCLUSIVE UV-F1 MOISSANITE IDENTIFICATION TECHNOLOGY™ capable of detecting the widest range of the electrically conductive moissanite, including the new super-low electrically conductive Forever One moissanite...

    $209.95 / Each
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  • Optional Micro Tip for Presidium® Adamas Diamond Tester

    Optional Micro Tip for Presidium® Adamas Diamond Tester

    sku: 8171096

    Presidium, the world leader in cutting edge technology offers an optional micro probe tip (817-1096- sold separately) for testing diamond melees as small as 0.01 carats.  Made in Singapore. #ec_spec { border: 1; width:100%; } ...

    $72.45 / Each
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  • Presidium® (PGT II) Gem Tester

    Presidium® (PGT II) Gem Tester

    sku: 8171100

    The Presidium® Gem Tester II (PGT II) provides users with a quick and easy way to identify diamonds/moissanites and separate up to 16 common colored gemstones based on their thermal properties. It can test both polished and unpolished gemstones. ...

    $269.00 / Each
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  • Presidium® (PMuT III) Multi Tester III

    Presidium® (PMuT III) Multi Tester III

    sku: 8171097

    Presidium Multi Tester III (PMuT III) Instantly Separates Diamonds. Instantly separating diamonds from moissanites and other diamond simulants, based on their thermal and electrical properties. The Presidium Multi Tester III (PMuT III) is the...

    $209.00 / Each
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  • Presidium® Adamas Diamond Tester

    Presidium® Adamas Diamond Tester

    sku: 8171095

    Presidium, the world leader in cutting edge technology offers the Adamas; the only moissanite and diamond tester to replace a defective or broken tip on the spot! No need to dispose of the tester any longer should the tip break. Just simply replace it...

    $399.00 / Each
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  • Presidium® ARI Diamond Tester

    Presidium® ARI Diamond Tester

    sku: 8171102

    The ARI by Presidium® identifies colorless diamonds against CVD/HPHT lab-grown colorless diamonds and all types of colorless moissanite. It is suitable for testing on both loose and mounted stones, including jewelry pieces with a closed back setting...

    $1,199.00 / Each
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  • Repl. Standard Tip for Presidium® Adamas

    Repl. Standard Tip for Presidium® Adamas

    sku: 8171094

    For use with the Presidium Adamas Diamond Tester (817-1095) This is the replacement Standard Tip (817-1094) which allows you to replace any worn or damaged probe tip yourself, eradicating and reducing any equipment downtime. ...

    $72.45 / Each
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  • Yehuda Big Sherlock Diamond Tester

    Yehuda Big Sherlock Diamond Tester

    sku: 8171114

    ORDER NOW FOR DELIVERY IN  APPROXIMATELY 2-3 WEEKS!YEHUDA ULTIMATE LAB GROWN DIAMOND DETECTOR With the rising prevalence of synthetic diamonds, the ability to separate lab grown from natural diamonds with absolute certainty has become more and...

    $19,995.00 / Each
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  • Yehuda Dr Watson Diamond Tester

    Yehuda Dr Watson Diamond Tester

    sku: 8171116

    YEHUDA PORTABLE ULTIMATE LAB GROWN DIAMOND DETECTOR  The Dr. Watson uses the same UL-certified 100% detection rate technology as the SH 2.0! Works with your own mobile phone! The enhanced user interface is so simple to use—just one...

    $2,795.00 / Each
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  • Yehuda Sherlock Holmes 4.0 Diamond Tester

    Yehuda Sherlock Holmes 4.0 Diamond Tester

    sku: 8171112

    ORDER NOW FOR DELIVERY IN APPROIMATELY 2-3 WEEKS!   YEHUDA is the ULTIMATE LAB GROWN DIAMOND DETECTOR With the rising prevalence of synthetic diamonds, the ability to separate lab grown from natural diamonds with absolute certainty has...

    $6,745.00 / Each
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