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Model: PS-032     Country of Origin: Made In China     Product Description: 1. Real Diamonds are indicated by RED       LIGHT and SOUND. 2. Card size and compact. 3. High accuracy, User-friend...

Model: PS-028     Country of Origin: Made In China     Product Description: DIAMOND SELECTORModel: PS-028 1. When distinguish the true and false diamond, it shows the result of measuring with 2 kinds of sounds and 3 kind...