GemOro 1ct stenen Master Stones

The GemOro 1ct Master Stones Set is a professional diamond color grading tool designed for gemologists, jewelers, diamond dealers, and appraisal professionals who require precise and consistent results.

This advanced grading set includes 11 master stones (1.00 ct each), accurately representing the D–N diamond color range according to the internationally recognized GIA color grading scale.

Each stone is manufactured using GemOro’s exclusive COLORLAST technology, ensuring permanent color stability and accuracy. This allows professionals to confidently compare and grade diamonds without concern for fading or color variation over time.

The set comes with a patented LED illuminated grading and storage case, featuring daylight and UV LED lighting to simulate natural lighting conditions and detect fluorescence. The integrated grading tray and laser-inscribed color identification make this system highly efficient for professional diamond grading and gemstone evaluation.

Ideal for diamond grading, jewelry appraisal, gemstone comparison, and professional training, the GemOro Master Stones Set delivers unmatched precision and reliability for modern gemology.

Key Features

• Professional diamond color grading master set (D–N range)
• Includes 11 × 1.00 ct equivalent CZ master stones
• Graded according to the GIA diamond color scale
• COLORLAST technology ensures permanent color accuracy
• LED illuminated grading case with daylight and UV light
• Built-in grading tray with laser color identification
• Ideal for gemologists, jewelers, appraisers, and diamond dealers
• Designed for accurate diamond comparison and evaluation

Product Type: Diamond Color Grading Master Set
Model: CZ Master Set Pro 3
Brand: GemOro
Number of Stones: 11 stones
Stone Size: 1.00 ct each (simulated CZ)
Total Carat Weight: 11 ct
Color Range: D–N (GIA grading scale)
Technology: COLORLAST permanent color technology

Lighting System:
• Daylight LED
• UV LED (fluorescence detection)

Power Supply:
• Rechargeable NiMH batteries
• Micro-USB charging system (100V–240V adapter included)

Included Accessories:
• LED grading & storage case
• Solitaire ring holder for mounted stones
• Protective carrying pouch
• Micro-USB cable & power adapter