1018
A GOLD OPEN-FACE KEYLESS CHRONOGRAPH POCKET WATCH

細節
A GOLD OPEN-FACE KEYLESS CHRONOGRAPH POCKET WATCH
Omega

In plain case, Arabic numerals, outer pulsations ring inner 24-hour ring, subsidiary dials for running seconds and elapsed minutes, sweep centre seconds operated by a button in the crown, frosted gilt movement with lever escapement - 50 mm diam.