luxuryneo-vintageIWC Cal. 37524 -- ETA 2892-A2 base, IWC-decorated, 28,800bph, 42h PR, 21j; IWC finishing and rotor engraving; used in Mark XV38mm1999–2006editorial
luxurymodernIWC Cal. 32111 -- Sellita SW300-1 base, in-house finished, 28,800bph, 42h PR, 25j; IWC decorated and certified; used in Mark XX and Ingenieur 4040mm2022–presenteditorial