Citizen Promaster DivervsHamilton Jazzmaster Chrono Quartz

The Citizen Promaster Diver is praised for its handsome dial made from recycled materials and its accurate Ecodrive movement, running +1 second in 7 days. Owners note potential difficulty maintaining charge in a large collection and minor alignment issues with the bezel and chapter ring. One owner reports an automatic movement with +20/-40 seconds a day accuracy. On balance, owners appreciate the Citizen Promaster Diver for its distinctive dial and reliable Ecodrive movement.

Owners widely praise the Hamilton Jazzmaster Chrono Quartz for its excellent value, with some enthusiasts appreciating its unique styling. However, the open-heart design is a point of contention; some find it cluttered and prone to collecting dirt, while others report difficulty reading the time with it, particularly as eyesight declines. One owner notes the movement is not exceptional. On balance, owners consider the Hamilton Jazzmaster Chrono Quartz a superb deal, with its value being the primary draw.