RSW - SUMO - Swiss Automatic Open-heart watch - RSW7200-SL-8 - No reserve price - Men - 2020-2025

The RSW SUMO is a Swiss automatic watch known for its distinctive open-heart design, which showcases part of the watch's mechanical movement through an aperture on the dial. This feature allows wearers to appreciate the intricate inner workings of the timepiece. RSW (Rama Swiss Watch) is a brand that blends innovative design with Swiss craftsmanship, often emphasizing modern sporty aesthetics. The SUMO model, produced around 2020-2025, combines functionality with style, featuring a robust automatic movement and contemporary materials. Open-heart watches appeal to those who enjoy mechanical watches with a visual connection to the movement, making the SUMO a striking choice for men's wristwear.