A spherical jumping hour
Beneath a domed sapphire on the left side of the dial lies a blue sphere with engraved numerals. Composed of two pieces of titanium coated in blue PVD, this is the hour indicator and makes what appears to be a random jump at the turn of a new hour. But it actually follows a strict choreography driven by four conical gears that move around two crossed spindles inclined at 21°.
Also see: What you need to know about the Hautlence HL Vagabonde created specially for retailer Cortina Watch