Kovsh
c. 1911RCIN 32475
Possibly acquired by King Edward VII
Fabergé imperial warrant mark: initial & surname 'K.FABERGÉ' in Cyrillic characters surmounted by double-headed eagle (articles made in Moscow).
Fabergé maker's mark: initials 'CF' in Roman letters (articles made for London & European markets).
O.P. [mark of Feodor Ruckert]