Back to the 8110A calibre for Chronograph Week 3. And it’s the 67-9119 today, a fairly well known model sometimes called the ‘spider’. The dial is interesting since it is plastic I believe, with an inner rotating ring turned by a small crown at the 10 o’clock position. The original bracelet has black coloured indents which give a distinct look. The black dial and ring with white lumed main hands and hour markers give a monochrome look, nicely contrasted by the orange chronograph hands. Although the case code is ‘SSB’ the case is actually nickel alloy and is described on the back as ‘base metal’. These were produced through to at least 1980, mine is from October of that year:

Here’s more detail of the bracelet:
