The rare coin market so far in 2026 has been somewhat volatile, with greater price swings happening over a shorter period of time when compared to historical norms.
Obverse Description
Serbian text; scientist Milutin Milanković; National Bank of Serbia seal
Reverse Description
Back (vertical): Serbian text; Republic of Serbia coat of arms; seated Ðorde Vajfert; interior of the National Bank of Serbia’s main building; Milutin Milanković and his scientific works
Catalog Information
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Subject: I would like to contribute catalog info to CDN for Diagonal SPECIMEN perf; all-zero s/n
Body: Referring page: http://www.greysheet.com/prices/item/diagonal-specimen-perf-all-zero-s-n-b421as-133224-world-paper-money-values/gsid/133224 GSID: 133224 Title: Diagonal SPECIMEN perf; all-zero s/n
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