Below are ultra-rare, if not unique, wadj variants from Musée du Louvre

Green/blue glazed wadj
with the heads of a ram
and of another unidentified
animal L 4.7, W 1.6, D 0.9
Undated
© 2012 Musée du Louvre/
Christian Décamps #N 4806

Green glazed triple wadj
on water1 H 12.8
Late Period
© 1997 Musée du Louvre/
Christian Larrieu #E 1873

Green glazed double wadj
H 5.0, W 3.4, T 0.4
Undated
© 2004 Musée du Louvre/
Georges Poncet #E 22629

References

1This amulet ressembles a papyrus clump, a hieroglyph (Gardiner M 15.16) used to refer to lower Egypt