After seeing xxcesar's Seiko, and TimJ's Seiko, and the Rolex of vitalsigns, I realized how frequently we see RED. I did a quick scan through my collection and came up with this assortment of watches with Red accents: How many of us have watches with red ...
Perhaps due to its use in nature, as red usually symbolises danger (e.g. blood, venomous animals, etc.). Thus it stands out as a strong accent colour, especially contrasted with a plain-coloured dial. Regards, skyeriding