Disney X RockLove 'Moana' Crystal Wave Ring - Size 7. Handcrafted in polished sterling silver, a playful wave of glittering sea-toned jewels carries a seashell gift for baby Moana. Cresting on top of the finger, the slender wave ring features 20 faceted cubic zirconia crystals in an ombre of aquamarine, turquoise, and blue zircon.