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