Introducing A. Lange & Söhne 1815 (ref. 823.042), a refined timepiece that blends thoughtful design with reliable performance. A study in proportion and durability: crafted in white gold and measuring 39.5 mm in diameter, with a thickness of 10.8 mm, paired with a gem-set bezel. The dial composition is deliberate and legible: a blue tone, executed in mother of pearl, framed by arabic numerals hour markers, and alpha hands. Beneath the caseback lies dependable performance: the L951.0 caliber. Introduced in 2009. Comfort and balance define the wearing experience, making it an easy daily companion. Subtle transitions between textures elevate the overall impression. For buyers researching specifications and real-world impressions, this reference stands out for coherent design, dependable mechanics, and lasting relevance within modern horology.