Natural Iolite - 0.820 ct - round - unheated - bluish violet- AKA the water-sapphire

Behold this exquisite 0.820 carat Natural Iolite, a completely unheated gemstone celebrated as the water-sapphire for its captivating bluish-violet brilliance. This round cut treasure reveals mesmerizing color play as light dances across its facets from every angle. Ideal for bespoke jewelry creations, it delivers authentic sophistication and remarkable value—a true find for discerning collectors who appreciate genuinely untreated gemstones.

Natural Gems Belgium Colored Stone Certification FA-IOLI026BV-003-167

IDENTIFICATION

Species : Natural Cordierite
Variety : Iolite

DESCRIPTION

Shape & Cutting Style : Round, Brilliant Cut
Measurements : 6.0 x 6.0 x 4.1 mm
Carat Weight : 0.820 Carat
Color : violet (bluish)
Clarity : comparable to SI
Transparency : Transparant

Birefringence : 0.005-0.018
Crystallography : Orthorhombic
Dispersion : 0.017
Luster : Vitreous
Hardness : 7.5
Refractive index : 1.522-1.578
Specific gravity : 2.53-2.78

COMMENTS :

No indications of heating, no indications of any other treatment

Personal Note From Natural Gems Belgium:

Color : good to very good
Clarity : good to very good
Carat: jewelry size
Cut : very good
Symmetry : very good

FIND THE ONLINE CERTIFICATE HERE