Rutile (ルチル, Ruchiru) is one of the Gems, and mainly works as a doctor. They repair the cracked or broken Gems, and also handle the management of herbs, pastes, powders, and other medical remedies. The other Gems have commented on their "nice long legs", saying that they give them the appearance of a model.

They are always found at work or sleeping on one side of the hall, surrounded by cupboards, boxes, and herbs. They are the partner of the unstable Padparadscha, whose body they are trying to maintain