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Scales & Testing

Dial in accuracy and certainty at the bench and counter. This collection brings together pro-grade scales and verification tools for jewelers and buyers—from compact carat scales and NTEP legal-for-trade balances to diamond/moissanite and precious-metal testers, plus classic acid kits and accessories. Brands include A&D, Ohaus, GemOro, and Presidium.

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$0 – $16,499
GemOro AuRACLE Analyzer Gold & Platinum Tester - Otto Frei
GemOro AuRACLE Analyzer Gold & Platinum Tester - Otto Frei Sold out
Free Ship • Lower 48

GemOro 2009 AuRACLE Analyzer Gold & Platinum Tester

GemOro
Part # 156.744
$420.00
$420.00 - $420.00
$420.00
$349.95
$349.95 - $349.95
$349.95
List Price: $420.00

The GemOro 2009 AuRACLE Analyzer delivers fast, accurate testing of gold and platinum, enhancing GemOro's patented technology for jewelers, apprais...

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$420.00
$420.00 - $420.00
$420.00
$349.95
$349.95 - $349.95
$349.95
Sold out
GemOro AuRACLE PRO Digital Gold and Platinum Tester - Otto Frei
Free Ship • Lower 48

GemOro 2012-CE AuRACLE PRO Digital Gold and Platinum Tester

GemOro
Part # 156.796
$660.00
$660.00 - $660.00
$660.00
$549.95
$549.95 - $549.95
$549.95
List Price: $660.00

The GemOro 2012-CE AuRACLE PRO Digital Gold and Platinum Tester is an advanced, handheld instrument designed for fast, accurate, and reliable testi...

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$660.00
$660.00 - $660.00
$660.00
$549.95
$549.95 - $549.95
$549.95
Free Ship • Lower 48

Gemlogis Belize PRO Synthetic Diamond Segregator & Gemlogis ASTRO Gem Tester

Gemlogis
Part # 156.729
$1,715.00
$1,715.00 - $1,715.00
$1,715.00
$1,580.00
$1,580.00 - $1,580.00
$1,580.00
List Price: $1,715.00

A bundled gemstone testing setup that pairs the Belize PRO Synthetic Diamond Segregator with the ASTRO Gem Tester.  One click covers all your diamo...

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$1,715.00
$1,715.00 - $1,715.00
$1,715.00
$1,580.00
$1,580.00 - $1,580.00
$1,580.00
Free Ship • Lower 48

Gemlogis Belize PRO Synthetic Diamond Segregator

Gemlogis
Part # 156.727
$0.00 - $0.00
$0.00
$1,292.00
$1,292.00 - $1,292.00
$1,292.00

The Gemlogis Belize PRO Synthetic Diamond Segregator represents a significant advancement in diamond verification technology. Engineered for profes...

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$0.00 - $0.00
$0.00
$1,292.00
$1,292.00 - $1,292.00
$1,292.00

GemOro XRF Gold & Precious Metal Analyzer

GemOro
Part # 156.567
$19,995.00
$19,995.00 - $19,995.00
$19,995.00
$16,499.00
$16,499.00 - $16,499.00
$16,499.00
List Price: $19,995.00

The GemOro XRF Gold & Precious Metal Analyzer is a handheld, portable Energy Dispersive XRF Spectrometer designed for jewelers, pawnshops, appr...

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$19,995.00
$19,995.00 - $19,995.00
$19,995.00
$16,499.00
$16,499.00 - $16,499.00
$16,499.00
Free Ship • Lower 48

GemTrue Apex Synthetic Diamond Tester

GemOro
Part # 156.812
$0.00 - $0.00
$0.00
$1,099.00
$1,099.00 - $1,099.00
$1,099.00

The GemTrue Apex Synthetic Diamond Tester delivers precise identification of diamonds and simulants using advanced multi-sensing technology in a co...

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$0.00 - $0.00
$0.00
$1,099.00
$1,099.00 - $1,099.00
$1,099.00
Sold out
Free Ship • Lower 48

Gemlogis ASTRO Gem Tester

Gemlogis
Part # 156.728
$0.00 - $0.00
$0.00
$420.00
$420.00 - $420.00
$420.00

Meet the Gemlogis ASTRO Gem Tester — a two-way gemstone identification tool built for professional jewelers and gemologists. Use it as a standalone...

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$0.00 - $0.00
$0.00
$420.00
$420.00 - $420.00
$420.00
Sold out
Gemlogis Bleu LCD Color Stone Reference Meter - Otto Frei

Used Open-Box Gemlogis Bleu LCD Color Stone Reference Meter

Gemlogis
Part # 999.156723
$179.00
$179.00 - $179.00
$179.00
$160.00
$160.00 - $160.00
$160.00
List Price: $179.00

The Used Open-Box Gemlogis Bleu LCD Color Stone Reference Meter expands the gemstone identification capabilities of compatible Gemlogis testers by ...

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$179.00
$179.00 - $179.00
$179.00
$160.00
$160.00 - $160.00
$160.00
Presidium PMuT III Multi Tester - Otto Frei
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Presidium PMuT III Multi Tester

Presidium
Part # 156.752
$309.00
$309.00 - $309.00
$309.00
$245.00
$245.00 - $245.00
$245.00
List Price: $309.00

The Presidium PMuT III Multi Tester is a premium all-in-one instrument that combines thermal and electrical conductivity testing to identify diamon...

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$309.00
$309.00 - $309.00
$309.00
$245.00
$245.00 - $245.00
$245.00
Sold out
Gemoro Testerossa Diamond Multi-Tester - Otto Frei
Free Ship • Lower 48

Gemoro Testerossa Diamond Multi-Tester

GemOro
Part # 156.740
$377.95
$377.95 - $377.95
$377.95
$314.95
$314.95 - $314.95
$314.95
List Price: $377.95

The GemOro Testerossa Diamond Multi-Tester is the next generation in diamond fraud protection, featuring enhanced moissanite testing technology for...

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$377.95
$377.95 - $377.95
$377.95
$314.95
$314.95 - $314.95
$314.95
Presidium PDMT-A DiamondMate Diamond Tester - Otto Frei
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Presidium PDMT-A DiamondMate Diamond Tester

Presidium
Part # 156.751
$0.00 - $0.00
$0.00
$122.00
$122.00 - $122.00
$122.00

The Presidium PDMT-A DiamondMate is a handheld diamond tester that uses thermal conductivity to quickly separate diamonds from most known simulants...

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$0.00 - $0.00
$0.00
$122.00
$122.00 - $122.00
$122.00
Sold out
Sold out

GemOro XRF Dock and Barrel Conversion Kit

GemOro
Part # 156.568
$1,599.00
$1,599.00 - $1,599.00
$1,599.00
$1,299.00
$1,299.00 - $1,299.00
$1,299.00
List Price: $1,599.00

The GemOro Dock & Barrel Conversion Kit transforms your handheld GemOro XRF Gold & Precious Metal Analyzer into a secure, bench-top system....

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$1,599.00
$1,599.00 - $1,599.00
$1,599.00
$1,299.00
$1,299.00 - $1,299.00
$1,299.00
Sold out
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GemOro 2018 AuRACLE Gold Tester Gold Label Pen Probe for AuRACLE PRO and Analyzer

GemOro
Part # 156.808
$0.00 - $0.00
$0.00
$39.95
$39.95 - $39.95
$39.95

The GemOro 2018 AuRACLE Gold Label Pen Probe is a replacement probe designed exclusively for use with the GemOro AuRACLE PRO and the GemOro AuRACLE...

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$0.00 - $0.00
$0.00
$39.95
$39.95 - $39.95
$39.95
Sold out
Presidium PGI Gem Indicator - Otto Frei
Presidium PGI Gem Indicator - Otto Frei
Free Ship • Lower 48

Presidium PGI Gem Indicator

Presidium
Part # 156.750PGI
$0.00 - $0.00
$0.00
$368.00
$368.00 - $368.00
$368.00

The Presidium Gem Indicator (PGI) is the only handheld tester specifically designed for colored gemstones. Using advanced thermal conductivity tech...

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$0.00 - $0.00
$0.00
$368.00
$368.00 - $368.00
$368.00
Presidium PDT Duo Tester-Identify Diamonds & Colored Stones - Otto Frei
Presidium PDT Duo Tester-Identify Diamonds & Colored Stones - Otto Frei
Free Ship • Lower 48

Presidium PDT Duo Tester-Identify Diamonds & Colored Stones

Presidium
Part # 156.756
$0.00 - $0.00
$0.00
$423.00
$423.00 - $423.00
$423.00

The Presidium PDT Duo Tester combines two distinct testing methods into a single professional instrument, giving jewelers and gemologists the tools...

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$0.00 - $0.00
$0.00
$423.00
$423.00 - $423.00
$423.00
Presidium Gem Tester II - Otto Frei
Presidium Gem Tester II - Otto Frei
Free Ship • Lower 48

Presidium Gem Tester II

Presidium
Part # 156.750
$0.00 - $0.00
$0.00
$314.00
$314.00 - $314.00
$314.00

Is it a diamond or moissanite? Ruby or garnet? Sapphire or tanzanite? Emerald or jadeite? The Presidium Gem Tester II (PGT II) provides fast, labor...

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$0.00 - $0.00
$0.00
$314.00
$314.00 - $314.00
$314.00

GemOro 2017 AuRACLE Gold Tester Silver Label Pen Probe for AuRACLE AGT1 and AGT3

GemOro
Part # 156.799-UNV
$0.00 - $0.00
$0.00
$39.95
$39.95 - $39.95
$39.95

The GemOro 2017 AuRACLE Silver Label Pen Probe is a replacement testing pen designed exclusively for use with the GemOro AuRACLE AGT1 and AuRACLE A...

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$0.00 - $0.00
$0.00
$39.95
$39.95 - $39.95
$39.95
Presidium OTI All-In-One Diamond Tester - Otto Frei
Presidium OTI All-In-One Diamond Tester - Otto Frei
Free Ship • Lower 48

Presidium OTI All-In-One Diamond Tester

Presidium
Part # 156.738
$0.00 - $0.00
$0.00
$1,565.00
$1,565.00 - $1,565.00
$1,565.00

The Presidium OTI All-In-One Diamond Tester combines dual optical and thermal testing technology into a single probe, delivering fast, reliable dia...

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$0.00 - $0.00
$0.00
$1,565.00
$1,565.00 - $1,565.00
$1,565.00
GemOro Platinum PCT-101 100 Carat Diamond Scale - Otto Frei

GemOro Platinum PCT-101 100 Carat Diamond Scale

GemOro
Part # 150.121
$131.95
$131.95 - $131.95
$131.95
$109.95
$109.95 - $109.95
$109.95
List Price: $131.95

The GemOro Platinum PCT-101 is a portable, multi-function carat scale built for jewelers and gemologists who demand dependable accuracy at the benc...

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$131.95
$131.95 - $131.95
$131.95
$109.95
$109.95 - $109.95
$109.95

GemOro Platinum PCT251 250 Carat Diamond Scale

GemOro
Part # 150.119
$131.99
$131.99 - $131.99
$131.99
$109.95
$109.95 - $109.95
$109.95
List Price: $131.99

The GemOro Platinum PCT251 is a precision carat and multi-function portable scale designed for jewelers and gemologists who demand accuracy and con...

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$131.99
$131.99 - $131.99
$131.99
$109.95
$109.95 - $109.95
$109.95
GemOro Platinum XP500SS Premium Class Pocket Scale - Otto Frei

GemOro Platinum XP500SS Premium Class Pocket Scale

GemOro
Part # 150.106
$43.15
$43.15 - $43.15
$43.15
$35.95
$35.95 - $35.95
$35.95
List Price: $43.15

The GemOro Platinum XP500SS is a premium-class pocket scale engineered for jewelers and gold buyers who demand exceptional precision. While most sc...

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$43.15
$43.15 - $43.15
$43.15
$35.95
$35.95 - $35.95
$35.95
GemOro Platinum V600M Super Mini Pocket Scale - Otto Frei

GemOro Platinum V600M Super Mini Pocket Scale

GemOro
Part # 150.108
$23.99
$23.99 - $23.99
$23.99
$19.99
$19.99 - $19.99
$19.99
List Price: $23.99

The GemOro Platinum V600M Super Mini Pocket Scale is a compact, precision digital scale designed for jewelers, gemologists, and metalsmiths who nee...

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$23.99
$23.99 - $23.99
$23.99
$19.99
$19.99 - $19.99
$19.99
GemOro Platinum PRO1001V Digital Countertop/Portable Balance - Otto Frei

GemOro Platinum PRO1001V Digital Countertop/Portable Balance

GemOro
Part # 150.122
$71.95
$71.95 - $71.95
$71.95
$59.95
$59.95 - $59.95
$59.95
List Price: $71.95

The GemOro Platinum PRO1001V is a precision countertop and portable digital balance designed for jewelers, precious metal buyers, and gold wholesal...

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$71.95
$71.95 - $71.95
$71.95
$59.95
$59.95 - $59.95
$59.95
GemOro Counter Top Platinum Pro 1601 Multi Function Scale - Otto Frei

GemOro Counter Top Platinum Pro 1601 Multi Function Scale

GemOro
Part # 150.104
$203.95
$203.95 - $203.95
$203.95
$169.95
$169.95 - $169.95
$169.95
List Price: $203.95

The GemOro Platinum PRO 1601 is a professional-grade multi-function scale built for jewelers, goldsmiths, and gemologists who require precision and...

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$203.95
$203.95 - $203.95
$203.95
$169.95
$169.95 - $169.95
$169.95
GemOro Platinum PRO501VXP Extra Precision Digital Countertop - Otto Frei

GemOro Platinum PRO501VXP Extra Precision Digital Countertop

GemOro
Part # 150.126
$119.95
$119.95 - $119.95
$119.95
$99.95
$99.95 - $99.95
$99.95
List Price: $119.95

The GemOro Platinum PRO501VXP is a countertop/portable extra precision digital scale built for professional jewelers, findings dealers, precious me...

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$119.95
$119.95 - $119.95
$119.95
$99.95
$99.95 - $99.95
$99.95
A&D FX-300iN Legal for Trade Diamond Scale - Otto Frei
Free Ship • Lower 48

A&D FX-300iN Legal for Trade Diamond Scale

AND Scales
Part # 151.047
$1,140.00
$1,140.00 - $1,140.00
$1,140.00
$895.00
$895.00 - $895.00
$895.00
List Price: $1,140.00

The A&D FX-300iN is a legal-for-trade precision scale built for jewelry and diamond work. With a 320 g (1600 ct) capacity and high readability ...

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$1,140.00
$1,140.00 - $1,140.00
$1,140.00
$895.00
$895.00 - $895.00
$895.00
AND EW-1500i Legal For Trade Multi-Function Scale - Otto Frei
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Free Ship • Lower 48

AND EW-1500i Legal For Trade Multi-Function Scale

AND Scales
Part # 151.045
$403.00
$403.00 - $403.00
$403.00
$309.00
$309.00 - $309.00
$309.00
List Price: $403.00

The A&D EW-1500i is a compact legal-for-trade multi-function scale with triple-range readability for versatile shop use. It handles precious me...

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$403.00
$403.00 - $403.00
$403.00
$309.00
$309.00 - $309.00
$309.00
Sold out
AND EK-1200i Legal For Trade Multi-Function Scale - Otto Frei
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Free Ship • Lower 48

AND EK-1200i Legal For Trade Multi-Function Scale

AND Scales
Part # 151.042
$540.00
$540.00 - $540.00
$540.00
$370.00
$370.00 - $370.00
$370.00
List Price: $540.00

The A&D EK-1200i is a compact, legal-for-trade multi-function scale built for professional jewelry shops, bullion dealers, and metalsmithing st...

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$540.00
$540.00 - $540.00
$540.00
$370.00
$370.00 - $370.00
$370.00
Sold out
A&D EK-300i Scale-Accurate to 0.01 Gram - Otto Frei
Free Ship • Lower 48

A&D EK-300i Scale-Accurate to 0.01 Gram

AND Scales
Part # 151.041
$575.00
$575.00 - $575.00
$575.00
$427.00
$427.00 - $427.00
$427.00
List Price: $575.00

The A&D EK-300i is a compact, multi-function balance for bench work that demands 0.01 g readability. It includes RS-232 for data output, runs o...

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$575.00
$575.00 - $575.00
$575.00
$427.00
$427.00 - $427.00
$427.00
AND EK-6000i Legal For Trade Mulit-Function Scale - Otto Frei
Free Ship • Lower 48

AND EK-6000i Legal For Trade Mulit-Function Scale

AND Scales
Part # 151.044
$665.00
$665.00 - $665.00
$665.00
$526.50
$526.50 - $526.50
$526.50
List Price: $665.00

The A&D EK-6000i is a legal-for-trade, multi-function bench scale designed for everyday shop use. It provides a 6000 g capacity with 1.0 g read...

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$665.00
$665.00 - $665.00
$665.00
$526.50
$526.50 - $526.50
$526.50
Mettler JL6001GE/A Legal for Trade 6200 Grams x 0.1 Gram Multi-Function Scale - Otto Frei
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Mettler JL6001GE/A Legal for Trade 6200 Grams x 0.1 Gram Multi-Function Scale

Mettler
Part # 151.261
$2,505.00
$2,505.00 - $2,505.00
$2,505.00
$1,878.00
$1,878.00 - $1,878.00
$1,878.00
List Price: $2,505.00

The Mettler JL6001GE/A is a legal-for-trade multi-function scale trusted by jewelers worldwide as a benchmark for precision and accuracy. With a 6,...

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$2,505.00
$2,505.00 - $2,505.00
$2,505.00
$1,878.00
$1,878.00 - $1,878.00
$1,878.00
Sold out
Diamond Scribe Pen - Otto Frei
Diamond Scribe Pen - Otto Frei

Diamond Scribe Pen

Otto Frei
Part # 156.747
$0.00 - $0.00
$0.00
$28.99
$28.99 - $28.99
$28.99

The Diamond Scribe Pen is a dual-purpose tool designed for jewelers, gemologists, and metalworkers who need a reliable scriber and a quick prelimin...

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$0.00 - $0.00
$0.00
$28.99
$28.99 - $28.99
$28.99
AuRACLE 14k Yellow Plumb Calibration Round - Otto Frei
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AuRACLE 18k Yellow Plumb Calibration Round

GemOro
Part # 156.799CAL
$0.00 - $0.00
$0.00
$60.59
$60.59 - $60.59
$60.59

The AuRACLE 18K Yellow Plumb Gold Calibration Round is a precision calibration disc designed specifically for use with the AuRACLE gold tester. Pro...

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$0.00 - $0.00
$0.00
$60.59
$60.59 - $60.59
$60.59
Sold out
Gold Test Needles-Set Of Five-8K-10K-12K-14K & 18K - Otto Frei
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Gold Test Needles-Set Of Five-8K-10K-12K-14K & 18K

Otto Frei
Part # 156.709
$0.00 - $0.00
$0.00
$68.95
$68.95 - $68.95
$68.95

Gold test needles are an essential tool for jewelers and precious metal buyers who need to verify the karat purity of gold items using acid testing...

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$0.00 - $0.00
$0.00
$68.95
$68.95 - $68.95
$68.95
Sold out
Gold Test Needles-Set Of Three-10K-14K-18K - Otto Frei

Gold Test Needles-Set Of Three-10K-14K-18K

Otto Frei
Part # 156.704
$0.00 - $0.00
$0.00
$45.00
$45.00 - $45.00
$45.00

Gold test needles are an essential tool for jewelers performing acid-based karat testing. This set of three needles covers the most commonly encoun...

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$0.00 - $0.00
$0.00
$45.00
$45.00 - $45.00
$45.00
Bergeon 6675-4 Gold Test Needles Premium Set Of 4 Swiss Made - Otto Frei
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Bergeon 6675-4 Gold Test Needles Premium Set Of 4 Swiss Made

Bergeon
Part # 156.720
$0.00 - $0.00
$0.00
$595.00
$595.00 - $595.00
$595.00

The Bergeon 6675-4 Gold Test Needles are a premium Swiss-made set of four solid gold testing needles designed for professional jewelers and metalsm...

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$0.00 - $0.00
$0.00
$595.00
$595.00 - $595.00
$595.00