Roger Dubuis Excalibur Biretrograde Calendar (2026)

Case is 40mm with a thickness of 11.25mm stainless steel, sapphire crystal, stainless steel bracelet with an interchangeable leather strap, and water resistant to 100m. Dial is Cosmic Blue with a seven-layer construction featuring exposed cams and levers for the retrograde day and date displays, giving the watch a strong sense of technical depth while keeping the signature biretroarade layout front and centre. Movement is calibre RD840 automatic, 28800vph, entirely developed in-house, with retrograde day and date display, silicon escapement, and finishing certified by the Poinçon de Genève. Power reserve is 60hrs. Priced at CHF 35,000 excluding taxes