Date: London Import mark for 1907Movement: Swiss lever, cut and compensated bi-metallic balance, steel chronograph workDial: White, black Roman numerals, black outer minute and 1/5th second divisions with Arabic numeral five minute markers, subsidiary dials at 6 and 12 for seconds and 30 minute recording, blued steel spade hands, centre chronograph handCase: Polished hinged, monogram to back, No.132848Signed: Case stamped AB, dial signedSize: 43mm Accompaniments: Plated chain, Service paperwork dated March 2018