There exists a splendidly distinctive double index at 12 o’clock for orientation. At 6 o’clock, you have got the signature – because the Aquatimer can be found in both tritium or Luminova variants, you’ll see equally “T SWISS Produced T” and “SWISS Designed” signatures. A note around the tritium versions: https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/