I have been very busy at work and also with my rediscovered passion for cycling so not much time to write on this blog.
I recently acquired a PRW-5100.
This is the Japan only PRW-5100G-4.
I will post a more detailed review later, but the first thing I did was to take off the Casio Strap and swap to a Seiko Z22 Rubber Strap (with careful cuts to the strap to make it fit):