A late 20th Century Swiss stainless steel wristwatch with world time indication. Nickelled 21 jewel lever movement with two arm plain balance, signed nickelled rotor. Dark blue centre seconds dial with calendar aperture, gilt Roman numerals, luminous hands. At the edge of the dial a ring rotating once every 24 hours indicating the current time in the twenty four different cities marked on the bezel. Stainless steel case, the signed back secured by six screws. Rotating front stainless steel bezel marked with cities around the world indexed with 24 positions. Marked as being water resistant to 30 metres.