Grand Seiko says the watch’s accuracy is -10/+10 seconds per month, while water resistance is 10 bar (about 100 metres). The Grand Seiko Spring Drive Lake Suwa Before Dawn is priced at £8,700 ...
One brand you definitely cannot miss out is Grand Seiko. One of the ... The 9R66 Spring Drive movement makes this far more than just a quartz watch. Combining the best of both mechanical and ...