HKMAL collection
Later Le dynasty, Du Tong (1705-1729 AD), Vinh Thinh era (1705-1719 AD), regular script 'Vinh Thinh Thong Bao', rev.: 'Ky' (Chinese cyclical date character, 6th branch, 1709). 3.4g, Bronze, 24.38mm. Nice extra fine condition with green patina.	Asia Vietnam 1709