OMEGA early sterling silver wristwatch, manual winding, Switzerland 1920th, tonneau-shaped hinge case, case back with engraved initials ES, silvered dial with Breguet hours restored/due to age spotty/patinated, hands replaced, display of hours, minutes & subsidiary sunk seconds, silvered movement, calibre 23.7 S.T.1, 15 jewels, compensation- balance, Breguet-hairspring, measures approx. 36 x 26 mm, overhaul recommended at buyer's expense, condition 3, property of a collector