1998: Vianney Halter Antiqua, the perpetual calendar that inspired

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 Relic Of The Future Past in Geneva

Horological Meandering - A visit to Vianney Halter's atelier in

Available in The Shop: An Early Roger Dubuis Masterpiece, The Sympathie Bi-Retrograde Perpetual Calendar - Revolution Watch

Halter and Barnes - The Time Travellers – The Hour Glass

1998: Vianney Halter Antiqua, the perpetual calendar that inspired

Halter and Barnes - The Time Travellers – The Hour Glass

Le Régulateur Louis Erard x Vianney Halter - WATCH REVIEW

Revolution Magazine

Character is Forever: The Perpetual Calendar - Revolution Watch

1998: Vianney Halter Antiqua, the perpetual calendar that inspired