This is a large squat style mallet, somewhere between a pint and quart. It has a crude laid on applied ring top and a kickup pontil. Looks America, but unsure. The shape has the nice earlier bottom flare and the bottle is not perfectly round (see pics).
Unembossed
Height: 9 1/2"
Color: black glass - deep olive green
Condition: perfect structurally with no chips, dings, cracks or bruises It has never been tumble cleaned and has some overall light scratchiness and dullness, maybe a bit of dirt or haze. Great glowy character with natural patina.
Reference Number: GW201
Price: $160