タイトルまたは説明

diamond tester,gem selector
diamond tool,jewelry tester
jewelry tool,jewelry equipment
high accurate,easy to use
great quality,low price
fast delivery,best service


Model No.:BK****1 Description: Diamond Tester II:
The Prestige Series II Diamond Tester with state-of-the-art technology assuring quick- accurate readings to determine if a stone is a real diamond or a fake.
Features include:
Automatic and manual mode.
Linear display for increased information.
Adjustable gain for small stone sizes.
Compensation for ambient temperature.
Fast warm up time
ten seconds!
Portable with one nine-volt battery (included).
Auto shut-off with a push switch.
Unique new anti-fade circuit which compensates for stone heating.
Low battery indicator for accurate readings.
Multipurpose alarms: a. Beeps when ready. b. Metal alert. c. Beeps repeatedly when testing a diamond. Size：**2**2**2mm   **3g