72. An 18K gold open face keyless wind split second chronograph pocket watch Chronographe de poche à cadran ouvert en or jaune 18K (750) fonction rattrapante et remontoir au pendant Date: Circa 1890 Movement: Gilt full plate, Swiss lever, cut and compensated bi-metallic balance wheel Dial: White, black Roman numerals, black outer minute track and second divisions, subsidiary dials at 6 and 12 for running seconds and 30 minute recording, gilt spade hands, chronograph hand and split second hand to centre Case: Polished round, 18K gold cuvette, chronograph button to pendant, split second button to band at 1 Size: 48mm Weight: 89,14g