How Does The Longines Automatic Watch Wind Up And When Is It Full?

The automatic mechanical movement is based on the general manual dialing of the linked list plus an automatic part: automatic top and automatic wheel. The clockwork can be tightened by turning the automatic rotor in any direction.
  The sold automatic watch is usually stopped when it comes out of the cabinet. After you receive the watch, you need to wind the foot first (rotate the crown clockwise 25 times). After that, as long as you wear enough time every day, the automatic watch can give you The clockwork source replenishes energy so that the automatic watch moves normally.
  Generally, fully automatic watches should be worn on the hand for more than 8 hours a day to make up for the clockwork energy, but it is not absolute. It is recommended to wear a watch on holidays. The watch will not stop unless it is constantly worn to replenish the mainspring with energy. At present, people who work in the office generally have watches that stop and go. In addition to the movement, it is because the wearer does not exercise enough and cannot add sufficient energy to the clockwork. Clockwork method to make up.
  It is advisable to use hand dials to wind up the automatic watch as much as possible, because the dials need to handle many automatic wheels to rotate together, and the automatic parts are very easy to wear, causing customers to increase unnecessary maintenance costs.
  The allowable error range of the mechanical watch is ± 30 seconds / day. The average error range of the movement certified by the Observatory is between -4 seconds and +6 seconds / day. The specific error depends on the movement used by the watch. The higher the price, the smaller the error. The source of power for the automatic watch is the movement of the wearer’s wrist to generate energy to wind the clockwork. A fully wound automatic watch can run for about 36 hours: if it is guaranteed to be worn daily, it can operate for about 15 hours, such as If you do not wear or swing less than the above time (the wearer has less exercise), it will cause the watch to stop. You should wind the watch before wearing it again.

  Winding: At the A position of the crown, turn the crown clockwise, there is a magnetic sound, and a sense of resistance is the winding, which is usually regarded as full when it is rotated about 30 times. It is recommended to rewind after adjusting the time. It should be noted here that the automatic mechanical watch is different from the mechanical watch. Even if it is full, it will not feel tight, because there is a slipping device, which releases the multiple strings to protect the movement. purpose.
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