Greenish blue Montana sapphire, no treatments.
- Weight: 1.06 carats
- Dimensions (mm): 5.4 x 5.4 x 4.2
- Origin: Spokane Bar, Montana
- Color: 7.5 BG 7/6 (light greenish blue)
- Clarity: SI1 (a few parallel lines, see last photo)
- Cut: Corner-cut square
- Treatments: None
- Overall Quality Grade: 6
Color determines the base value of a gemstone. We report either GIA color codes or Gemworld International color codes or both.
Grading is done per Gemworld International's grading system. The overall quality grade determines the wholesale value of the stone.