Patent ID: 8488418

Claim:
A timepiece comprising: a crystal; external elements including: a back cover, a middle part, a dial, a bezel, and two wristband strands, wherein at least one of the external elements is at least partially transparent or translucent, and the back cover, the middle part, and the bezel define an internal volume of the watch case that houses a watch movement; at least one light source housed in the internal volume of the watch case and producing a light that passes through the transparent or translucent part of the at least one external element; on a side of a crystal, a digital display underneath which there is arranged a light guide into which the light produced by the light source is injected for back lighting the digital display, wherein light that escapes through sides of the light guide that are opposite the middle part and the back cover of the watch case pass through the transparent or translucent part of the at least one external element.