NOMOS Glashütte Tetra gold 27 doré

The NOMOS Tetra gold 27 doré, reference 419, has a square 18k gold case. A white silver-plated dial has gold hands and a small seconds sub-dial. The hand-wound DUW 4001 calibre, visible through a sapphire crystal case back, has up to 53 hours of power reserve. Measuring 27.5 x 27.5 mm, the case is 6.4 mm thick and 38.5 mm lug-to-lug. The Tetra gold 27 doré has water resistance rated at 30 metres. The brown Horween Shell Cordovan leather strap has remborde construction.