A genuine vintage Rolex movement from the Art Deco period, representing the elegant rectangular wristwatch designs that became increasingly popular during the 1920s and 1930s. During this era, Rolex produced a variety of high-quality rectangular and tonneau-shaped watches, combining Swiss precision with the distinctive styling of the Art Deco movement. Specifications: Brand: Rolex 15 jewels (15 rubies) Unisex Movement size: 15.1 × 25 mm Dial size: 14.5 × 23.4 mm Original vintage movement and dial Condition: Minute hand is missing. Crown and stem are not included. The balance appears to be in good condition. Sold as a project movement. Untested. Comes exactly as pictured. History: During the Art Deco era, Rolex produced numerous rectangular wristwatches featuring high-quality Swiss movements with jewel bearings designed to reduce friction and improve reliability. These elegant watches reflected the geometric styling of the period while maintaining the precision and craftsmanship that helped establish Rolex as one of the world’s leading watch manufacturers. Original vintage Rolex movements from this period remain highly desirable among collectors and restorers for their historical significance and quality of manufacture. Please study all photographs carefully as they form an important part of the description.