Nomos glashutte watch tetra neomatik tiefblau 422 steering clear of the conventional round dial that nomos watches has become so famous for the nomos glashutte tetra neomatik tiefblau surprises with its quirky and perfectly square 33mm case housed within the stainless steel is the duw 3001 automatic calibre made exclusively in house by nomos watches a movement that boasts their new swing system that promises complete accuracy and a water resistance of 300 metres you can watch the movement