It is all about design with the newest models in the Citizen Titanium family. This Ti timepiece is 40% lighter than stainless steel and 5 times harder to resist scratches. With a sporty appeal, this timepiece features a Super Titanium case and bracelet with cerulean blue dial and date. Featuring our Eco-Drive technology powered by light, any light. Never needs a battery. Caliber number E111. MODEL EW5554-58D 7/03/2019 MOVEMENT TECHNOLOGY B035 Eco-Drive Powered by any light source, continuously and sustainably, eliminating the need to replace watch batteries. BAND LENGTH (MM) 177.8 CASE WIDTH (MM) 22 LUG WIDTH (MM) 16 BAND TYPE Bracelet Stainless Steel CASE MATERIAL Gold-Tone Stainless Steel CRYSTAL Beveled Sapphire Crystal Superior scratch resistance and hardness, beveled-edge crystal shape CLASP Deployment Clasp with Push Buttons DIAL White WATER-RESISTANCE WR50/5Bar/166ft [Still Water Swimming] ADDITIONAL FUNCTIONS 3 Hand