Smiths dive watch In effect it was a

In effect it was a kind of sub-brand for the prestigious Vacheron & Constantin

Omega cal 861

Waterproof: yes

It comes with the original strap which is still in very serviceable condition (it’s adjustable for wrists diameters from about 170mm up to 210mm)

The Zenith 135 movement was designed to compete in the Neuchâtel Observatory competitions for precision time keepers

Smiths dive watch In effect it was aThis is Smiths take on the diving watch, which was becoming popular with the top Swiss brands by the 1960s. The watch has a robust, solid stainless steel case and stainless steel strap. The movable bezel, which can be rotated to track your time underwater, is in good condition. Im not sure how seriously this watch was intended for actual diving: although its very well sealed against water ingress Im not sure the rating of 20ATM is deep enough for