The screw down crown is located at the back of the case and can be unscrewed to adjust time or date. It provides a more secure locking mechanism than a traditional crown and is used in conjunction with special gaskets to seal the case against water pressure.
A screw-down crown is a guarantee of reliability and sturdiness and contributes to the watch’s resistance to water.
A screw-down crown is also known as “screw down crown”, “locking crown”, “double waterproofness system” or “triple waterproofness system”.
Its function is similar to that of a traditional crown, but it features a mechanism that can securely lock the crown when it is not being operated in order to prevent any operational errors. It is used to set the time and rewind the mechanis
Most of the collections of RESERVOIR watches are equipped with a screw-down crown.
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