Nomos Glashutte Ahoi 38 Date Sky Watch, 38.5mm Blue Dial, 526A sports watch with sophistication. Automatic and water resistant, you can jump into the pool with it on your wrist and check the time under water. A watch that fits every wrist and always suits individuality. Ahoi neomatik 38 date stands for complete freedom, all the time. This highly precise timepiece features a proprietary escapement, the NOMOS swing system, and a patented NOMOS date mechanism in refreshing sky blue. Ahoi neomatik 38 date sky is a