One of the most accurate watches is the Citizen Satellite Wave X, a model that synchronizes the time by GPS satellite on any location in the world
A perpetual calendar is a calendar mechanism that correctly displays the date on the watch ‘perpetually’, taking into account the different lengths of the months as well as leap days and sometimes leap years.
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A lot of perpetual calendar watches also have a moon phase complication, but it’s not standard. As a moon phase complication is a separate feature. Other calendars for watches are the basic triple calendar and the more advanced annual calendar.
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Watches with a perpetual calendar
Partly made from recycled materials the Casio G-Shock G-5600SRF Surfrider Foundation looks like it has already been used for years
The Patek Philippe In-line Perpetual Calendar Ref. 5236P-010 breathes history, with its classic case, classic dial color and Quantième Lunaire
The Jaeger-LeCoultre Master Ultra Thin Perpetual Calendar is part of the refreshment this super flat collection recently got
The Patek Philippe Retrograde Perpetual Calendar Rare Handcrafts Ref. 5160/500R is part of the brand’s Grand Complications line
Wearing the Jaeger-LeCoultre Duometre Heliotourbillon Perpetual offers a permanent view on the spinning top effect of the tourbillon
The new IWC Portugieser Perpetual Calendar 44 has had a serious make-over with a new case and double box-glass, plus new dials
The A. Lange & Sohne Datograph Perpetual Tourbillon Honeygold Lumen is a limited edition to mark 25 years of the Datograph
The IWC Portugieser Eternal Calendar is doing things beyond imagination with a 400-year gear and one moon phase deviation in 45-million years
The Bovet Recital 28 Prowess 1 is a technical masterpiece that resolves the problem of daylight saving time (DST) in the world’s time zones