There is a incredibly unique double index at twelve o’clock for orientation. At 6 o’clock, you may have the signature – because the Aquatimer are available in both tritium or Luminova variants, you’ll see both equally “T SWISS Designed T” and “SWISS Built” signatures. A Observe to the tritium variations: https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/