Natural Topaz - London Blue - 0.266 ct - oval - high end jewelry quality

Natural Topaz - London Blue - 0.266 ct - oval - high end jewelry quality

Natural Gems Belgium Colored Stone Certification FA-TOPAO26LB-003-311

IDENTIFICATION

Species : Natural Topaz
Variety :  blue topaz

DESCRIPTION

Shape & Cutting Style : oval , mixed Cut
Measurements : 4.9 x 2.9 x 2.2 mm
Carat Weight : 0.266 carat
Color :  blue (london blue)
Clarity : comparable to VS
Transparency : Transparent
Binefringence: 0.008-0.011
Crystallography : Orthorhombic
Hardness : 8
Luster : Vitreous
Refractive Index : 1.607-1.649 
Specific Gravity : 3.50-3.57

COMMENTS

Color improved by irradiation

Motivation high quality
high luster
Color : excellent
cut -  very good
Symmetry: good
Carat : jewelry size
Clarity: very good
Polish: good to very good

Personal Note From Natural Gems Belgium:

quality gemstone , perfect for setting in high end jewelry

FIND THE ONLINE CERTIFICATE HERE