IWC Mark XII reference 3241 with rare original bracelet The Golden Ellipse was born

The Golden Ellipse was born in 1968 from a precise mathematical idea: the golden ratio

It retained everything that mattered: the anti-magnetic soft iron inner case

a manually wound manufacture calibre of exceptional thinness

What is less often told is that the same extraordinary movement — caliber K2120

IWC Mark XII reference 3241 with rare original bracelet The Golden Ellipse was bornThe Mark XII sits at the heart of IWC's pilot watch lineage a direct descendant of the Mark XI issued to the Royal Air Force, refined and reissued for civilian wrists in 1994. It retained everything that mattered: the anti magnetic soft iron inner case, the clean and legible dial architecture, and the no nonsense approach to timekeeping that defines a genuine tool watch. In a decade that produced plenty of style without substance, the Mark XII was the