54. Ch.H.Meylan, Brassus. An 18K gold keyless wind open face split second chronograph pocket watch Ch.H.Meylan, Brassus. Chronographe de poche à cadran ouvert en or jaune 18K (750) avec fonction rattrapante et remontoir au pendant Date: Circa 1887 Movement: Swiss lever, cut and compensated bi-metallic balance, swan neck regulation, No.2845 Dial: White, black Roman numerals, black outer minute track and second divisions with red 5 minute markers, subsidiary seconds at 6, blued steel Breguet style hands, chronograph hand and split second hand to centre Case: Polished round, monogram to back, chronograph button to crown, split second button to band at 11, personal inscription to cuvette, No.2845 Signed: Movement Size: 50mm Weight: 133,99g