One of Japan's Big Three watchmakers, Citizen specializes in affordable, solar-powered watches in every style imaginable. Rugged divers? Technical chronographs? Superhero-inspired watches? Check, check and check. Citizen has a watch for just about every purpose and taste, and right now there are a bunch heavily discounted on Amazon. Most are solar-charging with the brand's Eco-Drive technology, and they're available from 32% off, with many discounted to more than 40% off. Browse them all or check out some of our favorites below.