3051. 3051Y Universal Watch. An 18K gold manual wind single pusher chronograph wristwatch Date: Circa 1910 Movement: Jewelled manual wind Dial: White enamel, painted black Arabic numeral hour markers, black 1/5th second divisions with 5 minute Arabic markers, red outer telemetre scale, red inner tachymetre spiral scale, subsidiary dials at 3 and 9 for running seconds and 30 minute recording, blued steel breguet style hands, centre chronograph hand Case: Polished hinged round, single olive chronograph pusher at 2, No.549085 Strap/Bracelet: Black crocodile leather Buckle/Clasp: 14K gold buckle Signed: Case, dial & movement Size: 39mm Weight: 48,91g