That is the mark of Henry Greaves.
Thank you so much Trev! Appreciate you solving my mystery.
Sasropakis wrote:Looks like Hanau pseudo hallmarks used by Wolf & Knell: https://www.925-1000.com/Fgerman_hanau_marks_01.html
Date is thus late 19th or early 20th century and the style is someting like neo-rococo.