Calliostoma rosewateri
Calliostoma rosewateri, common name Rosewater's top shell, is a species of sea snail, a marine gastropod mollusk in the family Calliostomatidae.

Description
The size of the shell varies between 30 mm and 40 mm.

Distribution
This species occurs off the Lesser Antilles and in the Caribbean Sea off Colombia at depths between 270 m and 420 m..