S. Smith & Son Chronoscope

S.Smith & Son. A stainless steel open face keyless wind chronograph pocket watch, S.Smith & Son. Chronographe de poche en acier à cadran ouvert et remontoir au pendant Chronoscope, Circa 1920

S.Smith & Son. A stainless steel open face keyless wind chronograph pocket watch, S.Smith & Son. Chronographe de poche en acier à cadran ouvert et remontoir au pendant, , Model: Chronoscope, Date: Circa 1920, Movement: Swiss lever, bi-metallic compensated balance, No.53618, Dial: White, black Arabic numerals for 3 seconds, black outer 1/100th second divisions, subsidiary dial at 12 for three second recording up to 2 minutes, blued steel hand, Case: Polished round, snap on back, No.252-405, Size: 58,5mm, Accompaniments:, S.Smith & Son box