Glashutte Original, Senator series, model: 100-03-32-42-04, automatic mechanical, stainless steel, 40mm diameter complete set. 1. Iconic large calendar (3 o 'clock window) The brand's classic large calendar display, with dual digital Windows independently and clearly presenting the date, is highly recognizable and is a signature design of Glashutte. The white fine matte lacquered dial is paired with Roman numeral hour markers and blue steel hands. The minute scale ring is printed on a track. The overall style is simple and elegant, and it is highly suitable for formal wear.