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    ASSURE Diamond Verification

    • ASSURE Directory of Diamond Verification Instruments
    • ASSURE Testing Program
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    GV5000

    GV5000

    GV5000 is a desktop diamond verification instrument for loose and mounted stones designed to separate diamonds, synthetic diamonds and diamond simulants. GV5000 is manually operated and requires an operator to interpret the test results.

    Stone Testing Capability

    Weight: 0.002 ct-20 ct
    Size: 0.7 mm-20 mm
    Colour: D-N
    Shape: All
    Diamond Simulants: Yes
    Mounted Stones: Yes (not yet ASSURE Tested)

    Instrument Performance

    The below results demonstrate the performance of the GV5000 with the ASSURE Core Sample:

    Diamond False Positive Rate (optimal rate 0%): 1%
    Diamond Referral Rate (optimal rate 0%): N/A
    Diamond Accuracy Rate (optimal rate 100%): 98.5%
    Speed (stones tested per hour): 296

    The ASSURE Core Sample consists of 1,000 loose diamonds, 200 loose synthetic diamonds and 200 loose diamond simulants. The stones are 0.02ct to 0.20ct in D-J colour.

    The below results demonstrate the performance of the GV5000 with the ASSURE Smalls Sample:

    Diamond False Positive Rate (optimal rate 0%): 0.3%
    Diamond Referral Rate (optimal rate 0%): N/A
    Diamond Accuracy Rate (optimal rate 100%): 97.5%
    Speed (stones tested per hour): 296

    The ASSURE Smalls Sample consists of 1,000 loose diamonds, 200 loose synthetic diamonds and 200 loose diamond simulants. The stones are 0.005 ct to 0.02 ct in D-J colour.

    Instrument Capabilities

    Automated Feed: No
    Automated Results: No
    Automated Dispense: No
    Detect or Refer (Synthetic Diamonds): Detect
    Detect or Refer (Diamond Simulants): Detect
    Multiple Stones at Once: Yes
    Training Required: Yes, review user manual

    GV5000 captures multiple images and based on visual analysis of the images, and support from a decision tool, the operator concludes the nature of the stones.

    The following results can be concluded by the operator based on the data generated by the GV5000:

    1. Diamond
    2. Synthetic diamond
    3. Diamond simulant
    4. Refer

    The ‘Refer’ result could contain potential synthetic diamonds and diamonds. These referrals should be tested further for full verification. GV5000 need to be recalibrated before usage or after it has been moved.

    Instrument Specifications

    Size: 50 cm (W) x 25 cm (D) x 61 cm (H)
    Weight: 17 kg
    Price: 43,200 USD (February 2019)

    Contact information

    bgyq.cn
    sale@bgyq.cn
    +86 25 84803536

    ASSURE Tested March 2019
    ASSURE ID: 637294

    Read the Independent Lab Report

    Download Instrument Fact Sheet

    Download This Instruments Safety Testing Credentials

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