Citizen Eco-Drive Gold-Tone Dial Mens Watch - BW0072-07P -
Shop Citizen: https://www.abt.com/brand/Citizen
Features:
• Gold-tone case Stainless caseback
• Water resistant
• 29x25 mm case
• Never needs a battery
Specifications:
• Movement Caliber: E010
• Maximum Power Reserve at Full Charge: 178 Days
• Low Charge Warning: 5 Days
• Quick Start: Yes
• Charging Time From Stop State
o Indoors Office (500 Lux): 4 Hours
Usually overhead office light is insufficient to achieve a full charge from a completely depleted power reserve. We recommend that you use natural outdoor light or an incandescant light source 20 from the watch for charging a watch in this state. However office light is sufficient for keeping your watch continually charged
o Incandescant 20 (3000 Lux) 72 Hours
o Outdoors cloudy (10000 Lux) 22 Hours
o Outdoors Sunny (100000 Lux) 11 Hours