Band 5 cases Can I replace a metal band with a leather one? On the contrary, can I replace a leather with a metal one? Generally, they are not interchangeable because the joint structure of the case for a metal band and that for leather one are often ...
Miscellaneous 6 cases Why is I used for indicating 4 o'clock instead of IV on the watch dial? It is said that the origin goes back to the year 1364 in Paris. When the then French king, Charles V, saw the numeral IV on the clock on the tower in his ...
Malfunction 11 cases The instruction manual was lost. How can I get one again? You can download PDFs of instruction manuals from the support page of our web site.The instruction manuals are listed following movement numbers of the watches.You can ...
Charging 3 cases Can Eco-Drive watches be recharged under fluorescent lamps? Yes.But it is recommended to charge under direct sunlight for charging fully and efficiently. Does charging time of an Eco-Drive watch vary with the seasons? It may vary ...
Calendar 4 cases Why do most watches with the perpetual calendar not cover years after 2099? The year 2000 was a special leap year. A year whose last two digits are divisible by 4 is a leap year and its days become 366 by an extra day being ...