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ASSURE Diamond Verification

  • ASSURE Program
  • Diamond Pipeline Integrity
  • ASSURE Directory 2.0
  • ASSURE Directory 1.0
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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