On lots marked with an + in the catalogue, VAT will be charged at 8% on both the premium as well as the hammer price.
“The tact watch was one of the most amusing and elegant of all Breguet’s inventions” - Emmanuel Breguet, Breguet, The Life and Legacy of Abraham-Louis Breguet (1747-1823)
A very similar watch is illustrated in The Art of Breguet, George Daniels, 1974, p. 189, fig. 160a-c. Two further examples, including another bought by Mme. Hainguerlot are illustrated in Breguet, Emmanuel Breguet, 1997, pp. 138–139 and pp. 144-145. Another, No. 960, is illustrated in Breguet, un apogée de l’horlogerie européenne, Louvre, 2009, p.141.