SALEROOM UPDATE: SETTING A NEW WORLD RECORD, THE HENRY GRAVES JR SUPERCOMPLICATION HAS BEEN SOLD FOR $24 MILLION (CHF 23.2 MILLION).

The most complicated watch ever made without the assistance of computers has a fascinating history from the story of its commission to its first record-breaking sale at Sotheby's in 1999. Daryn Schnipper, Chairman, International Watch Division, and Tim Bourne, Worldwide Head of Watches, share this story and why the Supercomplication is an incomparable masterpiece.