5970P, Perpetual Calendar Chronograph, Platinum 25720BA 6200 sold by Christies in

6200 sold by Christies in 2013 with OCC lines and the early 6204 'Submariner Perpetual' split dials

1812 Aquatimer

instead utilizing a lever on caseback for time adjustment and winding

This professional-grade Bergeon 30081-S10 set features ten flat-head watchmaking screwdrivers (ranging from 0

1 of 12 examples made only for employees and close friends of the brand

5970P, Perpetual Calendar Chronograph, Platinum 25720BA 6200 sold by Christies inA ref. 5970 Perpetual Calendar Chronograph, in platinum. The last of the Lemania bauche, the 5970 still proudly bears Geneva Seal. The 5970 was Thierry Stern's attempt to bring the storied PCC bloodline into the 21st century. It features a larger 40mm case with beautifully sculpted and finished lugs, restrained tachymeter dial, and beautifully finished classical Lemania architecture. Produced for only 6 years, the 5970 stands at the cusp of Patek's