请问钻石的GIA证书上有那些内容？

例文。。大概就是这些内容了

Report Type: GIA Diamond Dossier®

Date of Issue: August 06, 2007

Laser Inscription Registry: GIA 16048473

Round Brilliant

Measurements: 4.86 - 4.89 x 3.01 mm

Carat Weight: 0.44

Color Grade: D

Clarity Grade: IF

Cut Grade: Excellent

Proportions:

Depth: 61.7 %

Table: 58 %

Crown Angle: 34°

Crown Height: 14.5 %

Pavilion Angle: 41.2°

Pavilion Depth: 43.5 %

Star length: 55 %

Lower Half: 80 %

Girdle: Medium to Slightly Thick, Faceted

Culet: None

Finish:

Polish: Very Good

Symmetry: Excellent

Fluorescence: None

Clarity Characteristics: Surface Graining

http://www.diamond168.com/GIA_Read.php
看这个吧！有图片，有