Citizen PROMASTER Eco-Drive Chronograph 2021
Reliable shipping
Flexible returns
Included: Watch only — no box.
The Citizen BL5571 is a feature-packed Promaster chronograph built for performance and everyday reliability. Powered by Eco-Drive, it runs on any light source — no battery changes needed. With its bold case design, deep blue dial, and sporty chronograph layout, it delivers premium looks and serious functionality.
Features:
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Eco-Drive technology (light-powered, no battery replacements)
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Chronograph stopwatch function
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Perpetual calendar
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Alarm
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Stainless-steel case with sporty crown guards
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Blue dial with luminous hands and markers
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Date display
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Durable leather/silicone sport strap (depending on variant)
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Scratch-resistant mineral crystal
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Water resistant
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Accurate and low-maintenance Eco-Drive movement
Specs:
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Case diameter approx: 43–44 mm
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Stainless-steel case
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Eco-Drive quartz chronograph module
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Water resistance suitable for everyday use
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Strong wrist presence with a comfortable fit
Why it’s great:
The “Promaster MX” BL5571 blends rugged tool-watch functionality with clean modern styling. Eco-Drive keeps it running for years with no hassle, and the chronograph/perpetual calendar combo makes it a reliable, everyday upgrade for work or weekend.