A Lange & Söhne Grand Lange 1 Moon Phase 139.032 2020 [Preowned]Overview A Lange & Shne Grand Lange 1 Moon Phase was introduced as part of A Lange & Sohne's "Lange 1" collection. This model represents the entry to Lange's Complication collection. The Grand Lange 1 Moon Phase represents a larger case (41mm) as opposed to the original Lange 1 size of 38. 5mm. This allows the a redesign of the dial layout while preserving the unmistakable asymmetrical design of the Lange 1 family. The balance of the dial on the 41mm