**Exceptional timepieces from the maker of the world’s most accurate autonomous movement**
Citizen has a long, rich history of crafting timepieces that prioritize precision and grace above all else, and their world-class manufacturing capabilities produce watches that handily stand the test of time. This limited edition piece combines all of the celebrated features from the Promaster Sea collection with Citizen’s Eco-Drive technology that uses a light source to power your watch, so you’ll never need a battery. With a portion of sales from each watch going to Conservation International, this piece plays a part in keeping the waters you dive clean, accessible, and protected, supporting the longevity of your dives in more ways than one.