IWC, CALIBRE 89: A GENTLEMAN'S GOLD WRISTWATCH, CIRCA 1962

the manual wind movement signed and numbered 1606935, the frosted silver dial with applied gold Arabic numerals and gold hands including centre seconds, signed 'International Watch Co / SCHAFFHAUSEN', circular case with snap-on back, interior back signed, numbered 1648675, Swiss gold marks and London import marks for 9 carat gold, associated black leather strap

38mm diameter