In 2013, the Admiral collection welcomed a new line to the family- the Admiral AC-One. The lines of the dodecagonal-shaped case was reworked to become more rounded, and angles less prominent. Taking into consideration the size and weight of the 45mm diameter-case, titanium became the material of choice for this reinterpretation.

This year, Corum presents the AC-One 45 Openwork Automatic, which introduces an exquisitely crafted skeletonized dial. The movement fitted is the caliber CO 297, a new movement developed by Corum in-house specifically for this model.

For aficionados who prefer something more complicated and gravity-defying, Corum has prepared the AC-ONE Openwork Tourbillon