Less is more. Minimalist jewelry that is full of style. This ear piercing in gold and diamonds from our Basics collection is a symbol of timelessness and good taste. Get on board with the piercing trend! TOUS Basics daith/rook/forward helix ear piercing in 18kt yellow gold with H/SI, brilliant cut diamond. Ø7 mm. [Piercing made with biocompatible and hypoallergenic metal, not sterilized. Suitable for second piercing. Recommended for use on the ear.] Production technique: Casting.