Gibberula watkinsae is a small species sea snail, a marine gastropod mollusk in the family Cystiscidae, within the genus Gibberula. It was first described in 2015 by the malacologist José Ortea. The species is notable for its very small, glossy shell, which measures about 2.2 mm in length and has a smooth surface typical of many micromollusks in this genus.
The length of the shell attains 2.2 mm.
This species has been recorded from marine environments off the coast of Guadeloupe in the Caribbean Sea. Like others in its genus, it likely inhabits sandy or coral reef substrates in shallow tropical waters.