Последние добавленные видео:
presidium-gem-indicator
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10 years ago
40809 10 years ago 1:41How to Perform a Test Using the Presidium Gem Indicator (PGI)
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4 years ago
1342 4 years ago 1:10Presidium Gem Indicator (PGI) Calibration
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3 years ago
2303 3 years ago 4:55Presidium Gem Indicator
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4 years ago
9044 4 years ago 1:05Presidium Gem Indicator (PGI) Performing a Test and Reading Results
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7 years ago
1015 7 years ago 1:41Presidium Gem Indicator
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9 years ago
47915 9 years ago 3:40Presidium Gem Indicator (PGI)
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4 years ago
18122 4 years ago 4:56How to ascertain the identity of common coloured gemstones
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2 years ago
418 2 years ago 1:01PRESIDIUM GEM INDICATOR (PGI) by PRESIDIUM
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10 years ago
14111 10 years ago 4:33Presidium PGI Edelsteintester Anwendungsvideo Tutorial
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5 years ago
4772 5 years ago 5:16The Presidium Gem Indicator | handheld tester in the industry specifically for colored gemstones
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6 years ago
2332 6 years ago 1:41Colored Gemstones Tester Accurate Result Presidium Gem Indicator PGI
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8 years ago
12888 8 years ago 7:17How to used presidium Gemstone Indicator
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6 years ago
216933 6 years ago 18:24Presidium Gem Tester II (PGT II) - Testing Emerald, Diamond, Sapphire, Ruby, Nephrite
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3 years ago
23848 3 years ago 1:50Presidium Gem Tester II - Assisted Thermal Calibration (For #PTG111425 and after)