Description

Gemstone Characteristics
​The certificate (No. cglm113091) lists the following specifications for the stone:
​Weight: 5.43 carats (ct)
​Color: Green
​Shape/Cut: Emerald cut
​Measurements: 12.70 x 8.00 x 6.30 mm (Approx)
​Refractive Index (R.I.): 1.58 – 1.59
​Specific Gravity (S.G.): 2.67 – 2.78
​Indian Name: Panna
​Laboratory Information
​Issuer: Cambay Gemmological Lab, which has offices in Khambhat, Gujarat, and Mumbai.
​Certifications: The lab is noted as an ISO 9001:2015 Certified Company.
​Verification Features: The card includes a QR code and a official seal from the Mumbai branch.
​Important Disclaimer: A note at the bottom of the card specifies that “Origin & enhancement not checked for the above specimen.” This indicates that the lab has identified the stone but has not determined its geographic source or whether it has been treated (e.g., with oil to improve clarity).