You will find there's beautifully exceptional double index at 12 o’clock for orientation. At six o’clock, you've the signature – given that the Aquatimer are available in equally tritium or Luminova variants, you’ll see equally “T SWISS Produced T” and “SWISS Manufactured” signatures. A Observe about the tritium versions: IWC https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/