A late 18th century gold mourning ring

A late 18th century gold mourning ring, the gold band with black enamel decoration, interior mourning inscription dated 1793 and inscribed 'Weep not for me but prepare to follow', duty mark, lion passant and maker's mark L&R (possibly for John Langlands I and John Robertson I), size R

Provenance: From the Collection of the late Tony Dove