Flat case back for VOSTOK for case 280 and all automatic cases with built-in hand-wound movement (119k-14 pure)

may be used with KOMANDIRSKIE RATNIK case 28 and all cases for automatic watches Komandirskie and Amphibia with built-in hand-wound movement, stainless steel, brushed, on the edge Cyrillic lettering with Watch Factory Chistopol, special series