Rough Dimensions: 3-1/8" diameter & 2-7/8” all

Makers Mark: unsigned 

Condition:  A couple minor scratches to the upper dome and minor shelf wear to the  flat polished base. Please see photos and let us know if you need any additional assistance. 

Probably Fratelli Toso. Featuring three rows of concentric white, blue, & red ruffle canes over a mottled white ground.