Place of Origin : Shenzhen,China
Delivery Time : 10 Working Days After Received Your Payment
Jewelry Tool Chelsea Filter Model FCF-25
Specifications:
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Technical Parameter | material | Optic glass |
Function | To check if the color gem stone with dying color |
Body case | Metal |
Size | 7x5.5x2cm |
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Description:
The Chelsea Filter was called Emerald Filter or Beryloscope, it is a kinds of light which can absorb other color when through the red and yellow-green color. It is an assistant gem identification instrument