During her talk, Deepa delved upon key topics such as the evolution of the Perpetual Calendar
, key historical Calendar watches from the brand, and the technical specificities of these grand complications.
For lovers of beautiful mechanical pieces, the famous "perpetual calendar
" (which accounts for leap years) is synonymous with sophistication and exclusivity.
The Royal Oak Perpetual Calendar
Only Watch, Unique Piece features the following:
"This sale includes a variety of watch 'complications', from minute repeaters to perpetual calendars
which never fail to fascinate and intrigue established collectors," said Tim Bourne, international co-head of watches for Christie's.
The Baume brand won gold medals at the Universal Exhibitions in Paris, London, Philadelphia and Geneva with its complication watches -- tourbillons, minute repeaters and perpetual calendars
-- and was repeatedly successful in what was then the most famous chronometry competition of them all: the one held by the Kew Teddington Observatory London.