Dual complications, Master Grande Tradition Tourbillon à Quantième perpétuel

  • Master grande Tradition Tourbillon a Quantieme Perpetuel F1
The tourbillon in the Master Grande Tradition Tourbillon with perpetual calendar attracts attention for its two-level construction. The pace of the two opposing rhythms enlivens this timepiece: a balance beating at eight vibrations per second and the slow rotation of the perpetual calendar some of the wheels of which will take 100 years to make a complete revolution.