Girard Perregaux 1966 Date and Moon Phase - 40mm 49545-11-131-BB60Overview The Girard Perregaux 1966 Date and Moon Phase reference 49545 11 131 BB60 is a graceful expression of traditional Swiss watchmaking, rooted in the maisons long standing heritage of mechanical elegance. Named after a pivotal year in the brands history, when it received the prestigious Centenary Prize from the Neuchtel Observatory, the 1966 collection celebrates classical design, balanced proportions, and horological refinement. This 40mm