Can anyone please help identify this pre 1917 russian cockade (?)

[Jan]

Found in Suomenlinna sea fortress in the 1970´s.

https://sketchfab.com/models/dfa6d80...c8d17c358b6a52

Best,

Jan

[Jan]

An artillery cap badge it is!! But I´m still curious as to what the original cap looked like and what approximate year this was made (between 1809-1917).

Best, Jan

[User007]

Model 1909.