This is a cylindrical medicine with shoulder embossing. The top is a tooled ring.

Embossed: KEASBEY & MATTISON / AMBLER, PA.

Height: 6 1/4" 
Color: cobalt blue

Condition: near mint - structurally perfect with no chips, cracks or dings. Hardly any wear. Only issue is a patch of interior dirt or light stain to clean.

Reference Number:  SH422