FA-SAPP024PU-001-062

Natural Gems Belgium Colored Stone Certification FA-SAPP024PU-001-062

IDENTIFICATION : Natural purple sapphire - 0.90 ct - Heart - heated

Species : Natural Corundum
Variety : Purple Sapphire

DESCRIPTION

Shape & Cutting Style : Heart, Mixed Cut
Measurements : 6.2 x 5.2 x 3.3 mm
Carat Weight : 0.90 Carat
Color : purple
Clarity : I3
Transparency : Transparent

Birefringence : 0.008-0.009
Crystallography : Hexagonal (trigonal)
Dispersion : 0.018
Luster : vitreous
Refractive index :1.757-1.779 checked = in margin
Specific gravity : 3.99–4.10 checked 4.02

COMMENTS

indications of heating , no indications of other treatments

Personal Note From Natural Gems Belgium:

This heart-shaped natural purple sapphire has fair cut grade good polish, fair symmetry  and good luster. The gemstone shows beautiful pinkish purple fire in sunlight