The incredibly thin Stiletto series is the flagship of the Citizen Eco-Drive line - Sleek, thin and refined and no batteries to change ever. 42 Genuine Diamonds Accent the Sides of the Tonneau Shaped Case Genuine Mother-of-Pearl Dial Solid Stainless Steel Case and Bracelet Deployment Clasp with Push Button is Easy to Put On and Take Off Sapphire Crystal is Virtually Scratch-Proof Water Resistant Low-Charge Indicator and Time-Reset Advisory - the second hand will move in 2 second jumps to indicate that it needs a charge Never Needs a Battery - Charges in sunlight or indoors as you wear it. When Fully Charged, it will run for 240 days without additional exposure to light Approximate case width 18 mm ( 3/4 inches) not including setting crown