In fact Sony has priced the Wena Wrist more in the region of traditional replacement straps for high-end watches. The bands alone are from £100 ($129) and range all the way up to around £400 ($515).

In fact, beyond the case thickness – 7.5mm on the 33mm model and 8.3mm on the 38mm model – and the lug width – 18mm for the 33mm; 20mm for the 38mm – the two are pretty much identical.

If you don't already have a watch you'd like to attach the Wena Wrist to, you can opt for a face from Sony's collection, which include solar, mechanical and quartz faces, and which range in price ...