1998: Vianney Halter Antiqua, the perpetual calendar that inspired a generation of independent watchmakers - Revolution Watch

With its steampunk style that was ahead of its time, the Vianney Halter Antiqua was one of the most important perpetual calendars of its time.

Buy Vianney Halter Antiqua Perpetual Calendar rose gold watch – A COLLECTED MAN

Vianney Halter specializes in retro-future watches

Buy Vianney Halter Antiqua Perpetual Calendar rose gold watch – A COLLECTED MAN

Why I Bought It: Vianney Halter Antiqua - Quill & Pad

Revolution (USA) - Issue 69 - Revolution Watch

Why I Bought It: Vianney Halter Antiqua - Quill & Pad

Defining Independence Part III: The Dreamers, by Todd Searle

Future Iconic watches - WRIST ICONS

10 Watches That Changed What's on Your Wrist - The New York Times

Buy Vianney Halter Antiqua Perpetual Calendar rose gold watch – A COLLECTED MAN

SIWP – Swiss Independent Watchmakers Pavilion » Vianney Halter

A Short History Of Vianney Halter And His Watches: A Wild Ride That's Not Over Yet - Quill & Pad

How Mechanical Watches Survived After Quartz: A Concise History - Bloomberg

Report: Master watchmakers