How do I wind a manual watch?

Rotate the crown clockwise between your thumb and forefinger until you feel gentle resistance. Stop immediately to avoid damaging the mainspring. Perform this action at roughly the same time each day to maintain consistent tension and timekeeping accuracy.

Are these watches water resistant?

Vintage timepieces from this era do not meet modern water resistance standards. Rubber seals and gaskets degrade over decades, leaving movements vulnerable to moisture. Keep the watch away from swimming, showers, and heavy rain to protect the dial and internal steel components.

The Seamaster is a prominent model line introduced by the maker, known historically for water-resistant properties and robust construction. These pieces served as versatile everyday timepieces. Over the decade, the line expanded to include variants like the Cosmic and De Ville, spanning both dress and sports categories.

How do I read a reference number?

Reference numbers stamped inside the case back or on the movement identify the specific model, case material, and design iteration. Consulting these digits helps verify the original factory specifications. Different numbers correspond to distinct variations within families like the Geneve or Constellation ranges.