Mechanical movement, automatic W
winding, caliber 13 ¾ UN-32.
Perpetual calendar, patented time
setting by Ludwig Öchslin, sapphire
glass and case back
Ulysse Nardin - Marine Perpetual AQUA PERPETUAL - Time of Switzerland copyright 2000-2006 design by plankton-design. produced by nextron. Last Update: 19.11.2008