| 摘要 |
A chronograph watch fitted with a going train including: a permanent seconds wheel set secured to a permanent seconds display member, a chronograph seconds wheel set cooperating with a coupling in order to be secured to a chronograph seconds display member, and a third wheel set including a first third wheel fixedly mounted in rotation, meshed either with the permanent seconds wheel set, or with the chronograph seconds wheel set, a second third wheel mounted to move freely, meshed with the permanent seconds wheel set and with the chronograph seconds wheel set.
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