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    ASSURE Diamond Verification

    • ASSURE Directory of Diamond Verification Instruments
    • ASSURE Testing Program
    • Diamond Pipeline Integrity
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    GEM-3000

    GEM-3000

    GEM-3000 is a desktop diamond verification instrument for loose and mounted diamonds, designed to separate natural diamonds, synthetic diamonds and diamond simulants. GEM-3000 is manually operated and requires the user to interpret the test results.

    Stone Testing Capability

    Weight: All
    Size: All
    Colour: D-J
    Shape: All
    Diamond Simulants: Yes
    Mounted Stones: Yes (not yet ASSURE Tested)

    Instrument Performance

    The below results demonstrate the performance of the GEM-3000 when tested by an Expert Operator.

    Core Sample

    Diamond False Positive Rate (optimal rate 0%): 3.3%
    Diamond Referral Rate (optimal rate 0%): 2.4%
    Diamond Accuracy Rate (optimal rate 100%): 96.8%
    Speed (stones tested per hour): 565

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

    Small Sample

    Diamond False Positive Rate (optimal rate 0%): 0.5%
    Diamond Referral Rate (optimal rate 0%): 0.0%
    Diamond Accuracy Rate (optimal rate 100%): 91.5%
    Speed (stones tested per hour): 565

    The ASSURE Smalls Sample consists of 1,000 loose diamonds, 200 loose synthetic diamonds and 200 loose diamond simulants if applicable. 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: No
    Training Required: Yes

    The following results can be concluded by the operator based on the data generated by the GEM-3000:

    1. Natural type Ia diamond
    2. Natural type Ia diamond
    3. CVD synthetic diamond
    4. HPHT synthetic diamond
    5. Irradiated treated diamond
    6. Moissanite
    7. Cubic Zirconia

    Instrument Specifications

    Size: 43cm (W) x 28 cm (D) x 29 cm (H)
    Weight: 12 kg
    Price: 23,000 USD (December 2020)

    Contact information

    Charles@gzbiaoqi.com
    +86 13310897669

    ASSURE Tested November 2019
    ASSURE ID: 58230

    Download Instrument Fact Sheet

    Read the Independent Lab Report

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