100-02-22-12-04Ref

The Glashütte Original Senator Perpetual Calendar unites a serene design with a complicated movement. Driven by the caliber 100-02, the perpetual calendar details are presented through dial apertures, such as the signature 'big date' and a discrete leap year indicator under the logo at 12:00. Reference 100-02-22-12-06 comes with a rubber strap and pin buckle, reference 100-02-22-12-04 with a rubber strap and folding clasp, and reference 100-02-22-12-53 with a rubber strap and short folding clasp.