A POTSDAM OR SAXON-ENGRAVED ARMORIAL TUMBLER, the slightly flaring body with clasped hands within a medallion to the front and a crowned coat of arms to the back, further cut with dots and arches (tiny chips), late 18th Century

A POTSDAM OR SAXON-ENGRAVED ARMORIAL TUMBLER, the slightly flaring body with clasped hands within a medallion to the front and a crowned coat of arms to the back, further cut with dots and arches (tiny chips), late 18th Century
10 cm high