Perpetual Calendar

Reviews

1989: Harry Winston Bi-Retrograde Perpetual Calendar, the World’s First QP with Bi-Retrograde Indication

by Sumit Nag

Reviews

2005: The Chopard L.U.C Lunar One, First Modern Perpetual Calendar Wristwatch with Orbital Moonphase

by Darren Ho

Reference

1993: IWC Il Destriero Scafusia Joins the Grand Complication Race

by Revolution

Reference

1955: Audemars Piguet ref. 5516, the First Perpetual Calendar Wristwatch with Leap Year Indication

by Revolution

Reference

1925: Patek Philippe 97975, the World’s First Perpetual Calendar Wristwatch

by Wei Koh

News

Introducing the MB&F Legacy Machine Perpetual Yellow Gold

by Richard Holt

News

Introducing the Fully Titanium Royal Oak Perpetual Calendar for China

by Revolution

Opinion

2019 Revolution Awards: Revolutionary Watch of the Year

by Stephanie Ip

Reference

At the Watch Art Grand Exhibition: The World’s First Perpetual Calendar Wristwatch

by Wei Koh

Auctions

Povey’s Picks – Christies Rare Watches 11th November 2019, Geveva

by Ross Povey

News

Introducing the Audemars Piguet Royal Oak Perpetual Calendar Openworked Black Ceramic

by Kevin Cureau

News

Walking The Ultra-Thin Line: The Audemars Piguet RD#2

by Kevin Cureau