Omega Seamaster 300 Vintage – Caliber 562 – Automatic Diver's Watch – Serviced Originally developed for professional divers and military use, the Omega Seamaster 300 has become one of the most iconic tool watches ever produced. Its combination of robust construction, outstanding legibility, and reliable Swiss engineering has secured its place among the most collectible vintage diving watches of the twentieth century. This example is powered by the Omega Caliber 562 , an automatic manufacture movement renowned for its durability and smooth performance. Housed in a 40 mm stainless steel case, the watch retains many of its original features, including the bidirectional rotating bezel, the Omega-signed crown, and the plexiglass crystal with the Omega logo embossed at its center. The original black tritium dial has developed the attractive character expected of a well-preserved vintage Seamaster, complemented by matching original tritium hands. The watch is fitted with a green military-style leather strap, enhancing its classic tool-watch appearance. Specifications * Brand: Omega * Model: Seamaster 300 * Country of origin: Switzerland * Era: 1960s * Movement: Omega Calibre 562 * Winding: Automatic * Case material: Stainless steel * Case diameter: 40 mm (excluding crown) * Bezel: Original bidirectional rotating bezel * Crystal: Original Omega-signed plexiglass * Crown: Original Omega crown * Dial: Original black tritium dial * Hands: Original tritium hands * Strap: Green military-style leather strap * Strap width: 20 mm * Buckle: Omega, 18 mm * Gender: Men's Condition The watch has been professionally serviced and is reported to be in excellent working condition. The case displays light signs of careful wear appropriate for its age, while the original dial and hands retain an attractive vintage patina. Please examine the photographs carefully, as they form an integral part of the description and illustrate the exact condition and completeness of the lot. Why It Deserves Attention The vintage Seamaster 300 is regarded as one of Omega's most important professional dive watches. Collectors particularly value examples that retain their original tritium dial, original bezel, and Omega-manufactured movement. Combining authentic tool-watch heritage with timeless design, this serviced Seamaster 300 represents an excellent opportunity to acquire a classic piece of Swiss horological history.