RM 008: Two Hands, One Argument About Time

A split-seconds chronograph carries two chronograph hands on the same axis. Press once and both run together. Press again and one stops to record an interval while the other continues, then catches back up to it exactly. Doing that without disturbing the rate of the watch is among the most difficult things a mechanical movement can be asked to do.

The RM 008 asks it while also carrying a tourbillon, a power reserve indicator and a torque indicator — a readout of how much force the mainspring is delivering, which no other complication on the wrist bothers to tell you. It is a watch designed for someone who wants to see the machine's condition as well as the time.

Titanium is the choice that makes it coherent. In gold this would be a display piece; in titanium it is equipment. The metal is lighter, harder to finish well, and unforgiving of the hand-beveling that Mille applies anyway. The result feels almost weightless for its size, which is the point: a chronograph you hesitate to use is a chronograph you do not own.

As a buying proposition, split-seconds pieces demand more diligence than anything else in a collection. The catch-up action has to be observed, not described — both hands returning cleanly, the rattrapante resetting without lag, the tourbillon rate holding through the operation. We ran this one through that sequence before it went out, then confirmed papers and certificate against the case.

It sold to a collector who already owned the simpler pieces and wanted the one that would still teach him something. That is usually the right reason.