Introduction and Launch: The Rolex calibre 1130, introduced in 1955, is an automatic movement, which showcases Rolex's commitment to engineering excellence. Designed for various Rolex Oyster Perpetual models, it features a Perpetual self-winding system, a durable and compact construction, and advanced components such as a full balance bridge, Kif A Anti-Shock protection, and a bidirectional escapement. These elements ensure reliable performance, precision, and long-term durability, reinforcing its reputation as a robust and well-crafted movement.