Tourbillon carriage suspended on the minute hand? interesting…
TimeZone: Industry News: N E W M o d e l ? Piaget Polo Tourbillon Relatif
It features a flying tourbillon, with a minute hand, which has its center of rotation at the center of the watch, performing one complete rotation per hour. The tourbillon carriage, suspended on the minute hand, spins once per minute on its own axis.