[Reserved] 1990's Harry Winston Bi-Retrograde Perpetual Calendar 1st Series
A fantastic early 1990s Harry Winston Bi-Retrograde Automatic Perpetual Calendar, a complication that was completely revolutionary at the time, developed by Roger Dubuis and Jean-Marc Wiederrecht for the house, in a very heavy 37mm 18K yellow gold case with the brands now signature lugs, textured off-white dial and signed gold deployant, with its original box and solar powered watch winder.
A fantastic early 1990s Harry Winston Bi-Retrograde Automatic Perpetual Calendar, a complication that was completely revolutionary at the time, developed by Roger Dubuis and Jean-Marc Wiederrecht for the house, in a very heavy 37mm 18K yellow gold case with the brands now signature lugs, textured off-white dial and signed gold deployant, with its original box and solar powered watch winder.
A fantastic early 1990s Harry Winston Bi-Retrograde Automatic Perpetual Calendar, a complication that was completely revolutionary at the time, developed by Roger Dubuis and Jean-Marc Wiederrecht for the house, in a very heavy 37mm 18K yellow gold case with the brands now signature lugs, textured off-white dial and signed gold deployant, with its original box and solar powered watch winder.