Pearly (adjective)

1. Resembling a pearl in color or shape.
2. Having a smooth, pearly surface or luster.

Origin:

From middle english perle, from old english pærlic, equivalent to pearl + -y.

Examples:

1. The pearly white of the moon.
2. Her skin had a pearly sheen.
3. The pearly gates of heaven.
4. The pearly buttons on his shirt.
5. A pearly iridescent beetle.