There exists a splendidly exclusive double index at 12 o’clock for orientation. At six o’clock, you have got the signature – since the Aquatimer are available in both tritium or Luminova variants, you’ll see both “T SWISS Produced T” and “SWISS MADE” signatures. A note to the tritium versions: IWC https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/