A. Lange & Söhne Lange 1 Daymatic

The A. Lange & Söhne Lange 1 Daymatic, reference 320.028, has a 39.5 mm case in 18-carat white gold and a blue dial. Introduced in 2017, this version belongs to the "Blue Series". The dial is crafted from solid silver, with gold appliques, an outsize date and a day-of-week display. The case is 10.4 mm high, has a see-through back and carries a 30 metre water-resistance rating. A dark blue alligator leather strap closes with a white gold pin buckle. Self-winding calibre L021.1 comprises 426 parts and offers a 50-hour power reserve at 21,600 semi-oscillations per hour. The rhodiumed gold hour, minute and weekday hands and the hour markers are luminous.