This a beautiful Sierra blue sky colored natural Topaz.
The 6 mm checkerboard cut stone is eye clean and set in 14k Green Gold with 4mm wide band in a vintage style floral pattern.
Topaz rates an 8 on the Mohs scale for hardness.
Comes with with matching 3.2mm band.
I can make this ring for you in any size between 4 and 10 1/2.
Specify your ring size in a note to seller at check-out.