Citizen Promaster Eco-Drive AP0440-14F Diver's 200 m (tool watch suitable for scuba diving) on a 4-ring NATO style aftermarket strap made of ballistic nylon. Under the dial, 4 solar cell segments are just visible. The 7878 caliber Eco-Drive movement used in this watch can run for 180 days on its secondary power cell before it needs light exposure for recharging. The movement has a ± 20 seconds per 30 days accuracy specification (within a normal temperature range of 5°C/41°F to 35°C/95°F). This particular watch was manufactured in May 2000.
<a href="//commons.wikimedia.org/wiki/User:Francis_Flinch" title="User:Francis Flinch">Francis Flinch</a>
2008-03-13
<span class="int-own-work" lang="en">Own work</span>