crystal **
watch crystal
watch glass

The watch crystal was scarred and filmed.

He tapped his fingers on the watch crystal.

A drop of sweat landed on the watch crystal and he carefully wiped it away with a tassel of his red sash.

DEET can also damage plastic watch crystals and eyeglass frames.

Straightening up now, he wiped his watch crystal.

Diving watches have relatively thick watch crystals.

But it was definitely a reflection, slightly concave and probably coming from a watch crystal.

Reba flipped up her watch crystal and felt the time.

The possibility that he'd left a clear fingerprint on the watch crystal had to be judged remote.

My watch crystal is broken all to finders, if you want to know.