Yes, I have a few (the middle one isn't a Respirator). Very nice watches. The Respirator name seems to relate to the fact that their waterproofing uses the fact that water pressure increases with depth to push the crystal more firmly against a rubber seal and the case, thus (allegedly) increasing th

Completely different all right, but not good. I definitely couldn't live with that strap. NIce watch though. Dave

I just came across the thread by chance and thought I could contribute. Dave

I have two Mk 1s (black and white versions) and a later Cairelli special order in two-tone. It's interesting that the OP metions the non-matching lume as my black Mk 1 (bought NOS and still with the protective covering on) has lume in the hands that has faded to yellow while the dial lume is distinc