Citizen Eco-Drive Promaster Navihawk A-T L.E. Chronograph Blue Dial Black Ion-Plated SS Watch Set, 48mm

* Eco-Drive (H804) Powered by any light source, continuously and sustainably, eliminating the need to replace watch batteries * Sapphire Crystal Superior scratch resistance and hardness * AAA batteries required for clocks to operate. * Eco-Drive (H804) Powered by any light source, continuously and sustainably, eliminating the need to replace watch batteries * Sapphire Crystal Superior scratch resistance and hardness * AAA batteries required for clocks to operate.