A late 18th century continental white metal pair case pocket watch...

A late 18th century continental white metal pair case pocket watch signed Adam Gehwolff, Regensburg, the white enamel dial having black Roman numeral hour markers surrounded by an outer minute track with Arabic divisions, the plain cases, the outer with tortoise shell back, fitted with a gilt full plate fusee and chain movement, signed John Adam Gehwolff, in Regensburg, with verge escapement and pierced, decorated balance bridge. Outer case diameter 69mm. Watch A/F.