Watches: OMEGA STAINLESS STEEL 'DYNAMIC' CALENDAR WRISTWATCH, circa late 1960’s/early 1970’s, Ref. 166.039, jewelled automatic movement, silvered two-tone dial, with outer minute track with luminous 5 minute markers, date aperture at 3, black pointed baton hands with luminous inserts, in brushed steel oval case with screw down back stamped 'Tool 107 Waterproof', fitted sports leather strap with Omega buckle.