Help with unfamiliar halmarks on brooch

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Help with unfamiliar halmarks on brooch

Becki secesijski historisticki bros_16
Becki secesijski historisticki bros_16218×157 10.4 KB

20251206_001533
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Screenshot_20251206-001610_Gallery
Screenshot_20251206-001610_Gallery1440×2960 115 KB

Becki secesijski historisticki bros_14
Becki secesijski historisticki bros_14362×297 20.1 KB

20251206_001705
20251206_001705217×200 11.1 KB

I am unfamiliar with the marks on this piece. They look possibility European, but beyond that Im lost. Please help