Nomos Glashutte Watch Ahoi Neomatik Atlantik Sapphire Crystal 561. A tick really just one tick smaller than the original Ahoi, This neomatik version of Ahoi is 36 millimeters in diameter. Its deep Atlantic blue color, subtle details in rose gold, the stainless steel case thats as slim as a hand wound help turn every scuba dive, every meeting into a truly elegant occasion. For connoisseurs and enthusiasts of good watches, the neomatik inscription on the dial. A fine allusion to the value within this timepiece, the ultra thin, highly precise automatic caliber DUW 3001, in which the proprietary NOMOS swing system is always at work.