3017. Sewill, Glasgow, Maker to the Royal Navy. An 18K gold keyless wind open face chronograph pocket watch Date: Circa 1890 Movement: Gilt full plate, English lever, cut and compensated bi-metallic balance bridge, No.1072 Dial: White, black Roman numeral hour markers, black outer 1/5th second divisions, subsidiary dials at 6 and 12 for running seconds and 60 minute recording, black steel spade hands, centre chronograph hand Case: Polished hinged round, engravings to back, 18K gold inner cuvette, winding crown and chronograph button at 12 Signed: Dial & Cuvette Size: 52mm Weight: 129,62g