Exclusive sourcing! The classic and timeless Longines Master Collection from a super prestigious brand, with repair services available at authorized stores! This original Longines Master Collection Roman model embodies a century of tradition, showcasing an ultra-thin design that reflects the simplicity and quality of the wearer. It features a factory stainless steel strap, a 40mm case diameter, a silver triple-fold safety clasp with a push-button release, and a transparent case back revealing a Swiss automatic mechanical movement, clearly showcasing its dynamic mechanism! With a water resistance of up to 30 meters, silver-plated polished hands, and a scratch-resistant synthetic sapphire crystal, it is adorned with elegant Roman numeral hour markers, harmonizing with the sleek central blue steel hands. The movement is equipped with a Swiss SW200 chronometer-certified automatic mechanism, using original parts from an authorized factory channel. The strap, buckle, and case are all crafted from ultra-durable 316 stainless steel, meeting the stringent standards of Swiss manufacturing for exceptional wear and corrosion resistance! The clearly visible information on the transparent case back includes English numbers and details about the hands' colors and lengths. Each watch has a unique identification code, with the case back code, hang tag, and warranty card all integrated into one. Each piece is uniquely coded to prevent duplication. The watch comes with a protective film that supports returns and exchanges, and the movement is covered by a lifetime warranty against human damage.