Sellita AMT5100-M

The Sellita AMT5100 M is a manual-wind mechanical flyback chronograph produced by Manufacture AMT SA, a Sellita division for higher-end movements. It measures 30mm in diameter and 7mm thick, beats at 28,800 vph with a 58-hour power reserve, and contains 23 jewels. The movement features column wheel control, a bi-compax layout with small seconds at 9 and a 30-minute counter at 3, hacking seconds, and quickset date. It is used in the Hanhart Pioneer 417 ES 1954 Flyback.