Characters — Browse every character across the manga and anime catalogue

Aculeatus

Brother to Ventricosus, ruler of the Admirabilis.

Aechmea

Alexandrite

A gem who works as an expert on the Lunarians. They are studious and passionate about this work, being referred to as a "Lunarian research maniac" by the other gems. They even draw

Amethyst 33

A gem who mainly does patrol duty. They are partners with their identical twin, Amethyst 84. The twins work in tandem for most things, often talking at the same time or finishing e

Amethyst 84

A gem who mainly does patrol duty. They are partners with their identical twin, Amethyst 33. The twins work in tandem for most things, often talking at the same time or finishing e

Antarcticite

Antarcticite is the gem assigned to winter duty while the others hibernate. Due to their crystal composition, Antarc "sleeps" in liquid form when it is above room-temperatures, and

Ape

Ayumu

Barbata

Benitoite

A gem who mainly does patrol duty. They're partners with Neptunite. Benitoite is a sensible, earnest, and somewhat timid gem who has a hard time saying "no." They're insecure about

Blue Zoisite

A gem that was taken to the moon before the beginning of the story. They were Peridot's partner.

Bort

One of the gems who mainly does patrol duty. They're partners with Diamond. Bort is a diamond-class gem whose hardness and toughness are top level. They are a calm yet ruthless war

Cairngorm

Cairngorm is the inner crystal of Ghost Quartz, who has a multilayered structure. "Cairngorm", the name given to them by Kongou-sensei, is a variety of smoky quartz.

Chrysoberyl

A gem that was taken to the moon before the beginning of the story. They were Alexandrite's partner.

Convallarius

The ruler of the Admirabilis two generations before Ventricosus.

Diamond

One of the gems who mainly does patrol duty. They're partners with Bort. Despite Diamond's high offensive power, their toughness is second-rate and easily broken. The other gems co

Euclase

A kindly and knowledgeable elder gem who does patrol duty, secretary work, strategy planning, and other odd jobs. They seem to be partners with Jade. Euclase is kind, intellectual,

Fluorite

A gem that was taken to the moon before the beginning of the story. They were the second gem to be born and taken in by Kongou, after Red Diamond. Due to Fluorite's fragility, Kong

Ghost Quartz

A gem in charge of the library and convalescent center, though they sometimes do patrol duty as well. Ghost Quartz has a body made of more than one crystal, meaning they have a sec

Goshenite

A gem who mainly does patrol duty. They're partners with Morganite. Goshenite is gentle, kind to everyone, and always has a worried expression.

Goshenite

The youngest gem, who mainly does patrol duty with their partner Morganite. Goshe is energetic, outgoing, and carefree. They're always reassuring Morga that no one thinks badly of

Green Diamond

A gem that was taken to the moon before the beginning of the story. They were Yellow Diamond's partner.

Heliodor

A gem that was taken to the moon before the beginning of the story.

Hemimorphite

A gem who mainly does patrol duty. They're partners with Watermelon Tourmaline.