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Made by watchmakers, for watchmakers.

Watches, tools, and parts for watchmakers. Based in Los Angeles since 2025.

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Home
Testing
Gemstone Testers

Gemstone Testers

16 products

Gemoro Testerossa® Diamond Tester

GemOro

51-223

Gemoro Testerossa® Diamond Tester

Micro-Probe Tip for Presidium Adamas Testers

Presidium

51-209

Micro-Probe Tip for Presidium Adamas Testers

Presidium Duo Tester II (PDT II)

Presidium

51-196

Presidium Duo Tester II (PDT II)

Presidium Diamond Mate (PDMT-A)

Presidium

51-212

Presidium Diamond Mate (PDMT-A)

Presidium Moissanite Multi-Tester III

Presidium

51-202

Presidium Moissanite Multi-Tester III

Presidium Tester

Presidium

51-215

Presidium Tester

Probe Tip for Presidium Adamas Testers

Presidium

51-208

Probe Tip for Presidium Adamas Testers

Source Moissanite & Diamond Tester

51-205

Source Moissanite & Diamond Tester

$Presidium Refractive Index Meter II$

Presidium

51-937

Presidium Refractive Index Meter II

Presidium Synthetic Diamond Screener (SDS II)

Presidium

51-239

Presidium Synthetic Diamond Screener (SDS II)

Presidium Gem Indicator (PGI)

Presidium

51-222

Presidium Gem Indicator (PGI)

Gemoro Pro-D® 3 Diamond Tester

GemOro

51-225

Gemoro Pro-D® 3 Diamond Tester

Gemoro Utratester® 3+ Diamond Tester

GemOro

51-224

Gemoro Utratester® 3+ Diamond Tester

Gemoro Ultradock® 3

GemOro

51-227

Gemoro Ultradock® 3

Power Supply for Presidium Gemstone Testers

Presidium

51-213

Power Supply for Presidium Gemstone Testers

Presidium SAM Diamond & Moissanite Tester

Presidium

51-195

Presidium SAM Diamond & Moissanite Tester

Filters

$24$767

Min

$

to

Max

$

& up& up& up