Data
Movement: α (Alpha)—NOMOS caliber with manual winding
Case: stainless steel, bipartite; size 27.5 by 27.5 mm; steel back, height 6.05 mm
Dial: galvanized, white and gray silver-plated
Hands: steel, tempered blue
Strap: Horween Shell Cordovan black, lug width 18 mm
Reference number 401