There is a incredibly special double index at 12 o’clock for orientation. At 6 o’clock, you've got the signature – as being the Aquatimer can be found in each tritium or Luminova variants, you’ll see the two “T SWISS Produced T” and “SWISS Built” signatures. A note on the tritium https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/