Lapis Lazuli

"Lapis Lazuli" was a Gem, who was the founder and former leader of the Gems.

Enthralled by the beauty of Earth, Lapis led her friends and allies in a rebellion against the Rebel Gems around 6,000 years prior to the events of the series, successfully preventing the Gem invasion of the planet. Lapis eventually got involved in a romantic relationship with Pyrite.