Swiss-made, automatic, 28.4 mm/3.05 mm, 247 total components, 36 jewels, 19,800 vph (2.75Hz), 40-hour power reserve. Hours and minutes. Flat balance spring. Mobile stud holder. Variable inertia (free sprung) balance. The 22K rose gold skeletonized oscillating weight is guided by a peripheral ring rolling on four ruby runners, which reduces friction and wear to the minimum possible. Bidirectional winding. Geneva stripes and beveled, polished edges on bridges. Perlage on the mainplate.

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