Tourmaline 7.37 ct., Master Cut by John Dyer
Cut info: Concave faceted
Length x Width: 20.5 x 6.7 mm
Pavilion depth: 4.4 mm
Total depth: 5.7 mm
Primary color: Blue
Shape: Rectangle
Origin: Afghanistan
Enhancement code: N
Logo: Yes
Mohs: 7.0-7.5
Note: Gorgeous color which graduates in depth from one end of the gem to the other and tons of brilliance!
Looks like the color of some of the African "Paraiba Type" Tourmaline but it does not have any copper so the price is much lower.
For scale: USA ring size 7.5-middle and index finger used in photo and video.