Black, Luminous Hands and Markers, Power Reserve Indicator Citizen Eco-Drive technology with atomic timekeeping makes this the most accurate watch in the world. This perpetual calendar is radio-controlled in 5 time zones, boasts a 1-second chrono that measures up to 60 minutes, and power reserve. Shown in stainless steel two-tone and luminous accents under non-reflective sapphire crystal. Featuring our Eco-Drive technology – powered by light, any light. Never needs a battery. Caliber number E650. FEATURES 42 Anti-Reflective Sapphire Crystal E650, Synchronized to Atomic Time Clock for Superior Accuracy, Atomic Timekeeping Technology with Synchronized Time Adjustment Available in 5 Time Zones, User Defined Time in 15 minutes Increments (A-TM), 1 Second Chronograph Measures up to 60 Minutes, Perpetual Calendar, 12/24 Hour Time, Alarm, Power Reserve Indicator, Tachymeter, Day/Date Stainless Steel, Bracelet, Fold Over Clasp with Hidden Push Buttons WR200/20Bar/666ft [Swimming, Showering & Snorkeling] Two-Tone, Stainless Steel CONTACT OUR SALES TEAM (905) 458-5588 FOR INFORMATION REGARDING OUR PRICE MATCH GUARANTEE