This is a titanium bangle watch for her. The material titanium is anti allergic. It is also very light and comfortable to wear. The watch has a mineral glass. The diameter of the watchcase is 28mm (without the crown) and thickness 7mm.The bangle can be adjusted to size. It has links in the back which can be removed to make it fit the wrist. The watch has a Miyota quartz (battery) movement made in Japan. The watch is new. It comes with 2 years guarantee.