Experience the craft of A. Lange & Söhne in the 1815 (ref. 421.025), an elegant watch engineered for daily versatility and long-term reliability. From profile to crystal, the architecture convinces: crafted in platinum and measuring 41.9 mm in diameter, with a thickness of 14.7 mm. The caseback is open, and the crystal is sapphire. Up close, the dial rewards inspection: a silver tone, executed in silver, framed by arabic numerals hour markers, and alpha hands. Inside, precision takes center stage: the L101.1 caliber. First released in 2013. Designed for real-world wear, the watch transitions smoothly from tailored looks to casual settings. Manufacturing tolerances and surface treatment highlight consistent quality control. For buyers researching specifications and real-world impressions, this reference stands out for coherent design, dependable mechanics, and lasting relevance within modern horology.