Bold, sporty, and sustainably powered. Citizen raises the adventure bar in the newly reimagined Caliber 2100 Series of professional-grade timepieces with a hand-assembled movement and part of the Promaster Land collection. The limited-edition design is inspired by the iconic original in a new, black DLC-plated stainless steel finish with a 3-piece case construction that features a metal dial in blue and four contrasting subdials. This stylish men’s sport watch also features a 1/5 second chronograph that measures up to 12 hours, an instantaneous flyback zero reset button, a tachymeter, power reserve indicator and date, luminous hands and markers, and an anti-reflective sapphire crystal. The distinctive design is powered with Citizen’s patented Eco-Drive technology that converts energy from any type of light and never needs a battery. Water resistance to 200 metres. Limited to 2100 numbered pieces worldwide. Caliber number E210.