3028. An 18K gold keyless wind open face chronograph pocket watch Date: Circa 1910 Movement: Swiss lever, cut and compensated bi-metallic balance Dial: White, black Roman numeral hour markers, black outer 1/5th second divisions with Arabic numeral 5 minute markers, subsidiary dials at 12 and 6 for seconds and 30 minute recording, blued steel spade hands, centre chronograph hand Case: Engine turned round, winding crown and chronograph button at 12, No.8370 Size: 36mm Weight: 37,40g