Laboratory
Certificate types
Diamond Certificate
- Shape & cutting style
- Carat weight
- Colour & clarity grade
- Cut, polish & symmetry
- Fluorescence
- Laser inscription
Loose Gemstone Certificate
- Species & variety
- Weight & measurements
- Colour & clarity
- Origin (where testable)
- Treatment disclosure
Jewellery Certificate
- Metal type & purity
- Gross & net weight
- Stone count & weights
- Hallmark information
- Design details