3089. 3089Y Invicta. An 18K gold manual wind chronograph wristwatchDate: Circa 1960 Movement: 21-jewel manual wind Dial: Silvered, applied rose gilt polished and faceted dart hour markers with numeral 12 and 6, black outer 1/5th second divisions, black outer tachymetre scale, sunken engine-turned subsidiary dials at 3 and 9 for running seconds and 45 minute recording, rose gilt polished dagger hands, centre chronograph hand Case: Brushed and polished tonneau form, snap on back, crown flanked by twin pushers, No.23921 Strap/Bracelet: Brown alligator leather Buckle/Clasp: Gilt buckle Signed: Case, dial & movement Size: 37mm Weight: 48,31g