The Spica is a gun in Final Fantasy XII. In the original version, its license costs 60 LP. In the Zodiac versions, its license costs 90 LP and it can be used by the Machinist and the Shikari, although the latter needs to unlock Shemhazai first.
Spica is a weapon.
Spica is the brightest star in constellation Virgo and the 15th brightest star in the night time sky.