
Citizen
Citizen's Eco-Drive solar-powered quartz caliber that converts any light source into electrical energy stored in a rechargeable lithium-ion cell. The E168 provides approximately 6 months of operation on a full charge in darkness. Features an energy depletion warning function and overcharge protection, embodying Citizen's philosophy of never needing a battery change.
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The Citizen Promaster Tough BN0118-55E is a solar diver watch, with a 40mm titanium case, powered by the Citizen Eco-Drive E168 movement and a 4320-hour power reserve. Water resistance is rated to 300m, under a sapphire (anti-reflective) crystal. Manufacturer MSRP is $445 and the secondary market averages around $379 (roughly 85% of MSRP).
On real wrists · 6
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