Mercury Crystal
 The Mercury Crystal in the manga | |
| Name: | Mercury Crystal |
|---|---|
| Name (kanji/kana): | マーキュリー・クリスタル |
| English Name: | Mercury Crystal |
| Item Form (e.g. compact, pen, etc.): | Brooch |
| Used by: | Ami Mizuno |
| To Become: | Super Sailor Mercury, Eternal Sailor Mercury |
| Activation Phrase: | Mercury Crystal Power, Make Up |
| First Appearance (anime): | Sailor Moon Eternal |
| First Appearance (manga): | Act 40 Yume 2 Mercury Dream |
Mercury Crystal was the Sailor Crystal that Ami Mizuno used to transform into Super Sailor Mercury and Eternal Sailor Mercury in the manga and Sailor Moon Crystal. She received the item from Guardian Mercury, her Sailor Power Guardian.
