The Sistem51 Summer Edition is a collaboration between Swatch and Hodinkee. It features a 42mm case with the famous Sistem51 automatic movement. The result is a whopping 90-hour power reserve. **Details & More** **Condition:** Good. The crystal has some scratches that can easily by polished. **Case Size:** 42 x 50 mm, 13.5 mm thickness. **Movement:** Swatch Sistem51 with Nivachron balance, 90-hour power reserve. **Other Information:** * Includes the original box, outer box, and papers. **Price:** Asking 90$. Add 15$ for worldwide shipping. [Pictures](https://imgur.com/a/jAEAimC) [Timestamp](https://imgur.com/a/swHAMLc)