Gem Refractometer - 搜索视频

购买 gem refractometer

$182.15

Azzota RHG-181, Heavy-Duty Portable Gem Refractometer

Selectum

$182.15

Azzota RHG-181, Heavy-Duty Portable Gem Refractometer

Selectum

$289.00

Presidium Instruments Gem Tester II (PGT II) With Assisted Thermal Calibration (ATC) For Identifying Diamonds/Moissanites And Common Colored Gemstones

Amazon.com

1 千+

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$289.00

Presidium Instruments Gem Tester II (PGT II) With Assisted Thermal Calibration (ATC) For Identifying Diamonds/Moissanites And Common Colored Gemstones

Amazon.com

1 千+

$78.65

HCCTOZZ Gemological Gemstone Gem Refractometer Built-In Light, Professional Machine Gemstone Refractive Ldentification Gem Refractometer

Amazon.com

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$78.65

HCCTOZZ Gemological Gemstone Gem Refractometer Built-In Light, Professional Machine Gemstone Refractive Ldentification Gem Refractometer

Amazon.com

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$63.74

Professional Gemstone Refractometer For Precise Identification Of Single And Double Gemstones For Gemstone Lovers

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Professional Gemstone Refractometer For Precise Identification Of Single And Double Gemstones For Gemstone Lovers

Amazon.com

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$83.91

Arsor Jewelry Refractometer, 1.30 To 1.81 Professional Gemstone Ldentification Gemological Gemstone Gem Refractometer Portable Jeweler Tester Tool For

Amazon.com

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$83.91

Arsor Jewelry Refractometer, 1.30 To 1.81 Professional Gemstone Ldentification Gemological Gemstone Gem Refractometer Portable Jeweler Tester Tool For

Amazon.com

$5.11

$10.56

Gem Refractometer With Refractive Oil For Jewelry Gemstone Ldentification Measure Refractive Index

AliExpress

折扣 51%

$5.11

$10.56

Gem Refractometer With Refractive Oil For Jewelry Gemstone Ldentification Measure Refractive Index

AliExpress

$18.87

JADPES Refractometer Calibration Solution, 3ML 2 Bottles Refractive Index Fluid Gem Tester Refractometer 1. 30 To 1. 80 Refractive Index For

Amazon.com

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$18.87

JADPES Refractometer Calibration Solution, 3ML 2 Bottles Refractive Index Fluid Gem Tester Refractometer 1. 30 To 1. 80 Refractive Index For

Amazon.com

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$3.96

$5.17

Gem Instruments Gem Tools Gem Refractometer Detector 1.301.81Ri For Jewelry Measurement Tool Easy

Aliexpress

折扣 23%

$3.96

$5.17

Gem Instruments Gem Tools Gem Refractometer Detector 1.301.81Ri For Jewelry Measurement Tool Easy

Aliexpress

$69.40

1.30-1.81 Gem Refractometer With LED Flashlight Jewelry Gemstone Refractometer High Precision Zircon

AliExpress

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$69.40

1.30-1.81 Gem Refractometer With LED Flashlight Jewelry Gemstone Refractometer High Precision Zircon

AliExpress

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$77.81

Jewelry RHG181 1.30-1.81, Light Refractometer Jewelry, Refractometer Refractometer Gauges Refractometer Refractometer

Amazon.com

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$77.81

Jewelry RHG181 1.30-1.81, Light Refractometer Jewelry, Refractometer Refractometer Gauges Refractometer Refractometer

Amazon.com

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$69.88

$136.75

Gem Refractometer 1.30-1.81 High Precision Diamond Zircon Gemstone Detector Jewelry Gemstone

Aliexpress

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折扣 48%

$69.88

$136.75

Gem Refractometer 1.30-1.81 High Precision Diamond Zircon Gemstone Detector Jewelry Gemstone

Aliexpress

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$91.31

$181.45

Gem Refractometer Gem Instrument Jewelry Tool Professional Gemstone Ldentification Built-In LED

AliExpress

Free shipping

折扣 49%

$91.31

$181.45

Gem Refractometer Gem Instrument Jewelry Tool Professional Gemstone Ldentification Built-In LED

AliExpress

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$110.00

Gem Refractometer Digital Handheld Gem Jewelry Refractometer Range

eBay

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$110.00

Gem Refractometer Digital Handheld Gem Jewelry Refractometer Range

eBay

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$316.70

Presidium Instruments Gem Tester II (PGT II) Now With Assisted Thermal Calibration (ATC) For Identifying Diamonds/Moissanites And Common Colored

Amazon.com

361

Free shipping

$316.70

Presidium Instruments Gem Tester II (PGT II) Now With Assisted Thermal Calibration (ATC) For Identifying Diamonds/Moissanites And Common Colored

Amazon.com

361

$199.40

Dichroscope,Chelsea Filter,Jewelers Loupe,Gem Refractometer, Ri Oil,

eBay

$199.40

Dichroscope,Chelsea Filter,Jewelers Loupe,Gem Refractometer, Ri Oil,

eBay

$Gem Identification - Refractometer Basic Use$

在视频中查找 01:05Refractive Index

Gem Identification - Refractometer Basic Use

已浏览 8.5万次2014年5月27日

YouTubeAwaken Crystals

$How do you KNOW what a gem is? [Refractometer Tutorial]$

11:46

在视频中查找 03:07Locating the Gemstone

How do you KNOW what a gem is? [Refractometer Tutorial]

已浏览 7.2万次2020年3月12日

YouTubeGemology for Schmucks

$Gem-A Education: How to use the refractometer$

9:48

在视频中查找 06:19Testing Doubly Refractive Gems

Gem-A Education: How to use the refractometer

已浏览 3.4万次2020年10月29日

YouTubeGem-A

$How to Use a Refractometer for Gem Testing Model FGR-003$

1:48

在视频中查找 00:13Preparing the Gem

How to Use a Refractometer for Gem Testing Model FGR-003

已浏览 4.5万次2010年4月26日

YouTuberaregemstones

$How to use a refractometer for beginners / quick Gemology tutorial$

1:50

How to use a refractometer for beginners / quick Gemology tutorial

已浏览 2423 次5 个月之前

YouTubewhat the gem

$Gem Testing Tutorial: how to use the Refractometer and measure the Refractive Index of gems$

4:58

Gem Testing Tutorial: how to use the Refractometer and measure th…

已浏览 889 次6 个月之前

YouTubewhat the gem

$Gemstone Identification Using The Refractometer$

3:36

在视频中查找 02:48How to Find the Best Resources for Gem Identification

Gemstone Identification Using The Refractometer

已浏览 1304 次2022年8月3日

YouTubeSherrie Taylor

Learn to Use a Refractometer (Video) - International Gem Society

2020年6月4日

gemsociety.org