Experience the craft of Leroy in the Osmior Range (ref. LL100/1), an elegant watch engineered for daily versatility and long-term reliability. From profile to crystal, the architecture convinces: crafted in white gold and measuring 41 mm in diameter, defined by a round silhouette. The caseback is open, and the crystal is sapphire, delivering water resistance to 5000 meters. Up close, the dial rewards inspection: a silver tone with guilloche finish, executed in yellow gold, framed by arabic numerals hour markers, and proprietary hands. Inside, precision takes center stage: the L411.1 caliber. Introduced 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.