The Nomos Tetra Terra 438 features a 29.5 mm square stainless steel case with a terracotta red dial. It is powered by the manual-winding DUW 4001 caliber, offering a 53-hour power reserve. The watch includes a small seconds sub-dial with contrasting color accents. It is water-resistant up to 5 ATM and comes with a beige vegan velour strap. Reference number: 438.