Description

Gemstone Specifications
​Name: Natural Opal
​Weight: 4.95 carats (ct)
​Colour: Play of color (the iridescent flashes of light typical of opals)
​Shape/Cut: Oval cabochon cut
​Measurement: Approximately 16.80*12.20*6.20 { mm}
​Refractive Index (R.I.): 1.44 – 1.46
​Specific Gravity (S.G.): 1.98 – 2.20

​Certificate & Lab Information
​Laboratory: Cambay Gemological Lab, an ISO 9001:2015 certified lab located in Mumbai.
​Certificate Number: cglm113312.
​Verification: The certificate includes a QR code and an official lab seal for authenticity.
​Important Disclaimer: The lab states that the origin and enhancement (treatments) were not checked for this specimen.

​Visual Characteristics
​The Stone: The opal is visible in the top-right corner, appearing white with visible multicolored “fire” or flashes.
​The Cut: It is a “cabochon,” meaning it is polished into a smooth, domed shape rather than being faceted like a diamond.