1-Seiko-Prospex-Union-Glashutte-Oris-c-tempusX
3 kinds of blue (L-R): Seiko Prospex 1970 Diver’s Modern Reinterpretation, Union Glashütte Belisar Date Sport Koscom 30 Years Anniversary Limited Edition, Oris Aquis Clean Ocean Limited Edition (photo courtesy @tempusX)