shop › Circle Meet Square Grey Diamond Circle Meet Square Grey Diamond $640.00 A cluster of round and square natural grey diamonds, set in 14k yellow gold. Hand made by Mettle + Silver.Click here to add a threadless labret post backing. A cluster of round and square natural grey diamonds, set in 14k yellow gold. Hand made by Mettle + Silver.Click here to add a threadless labret post backing. Add To Cart Added! You Might Also Like Athena x Bob Buckter $1,350.00 Diamond Roark $410.00 Bitty Needle $226.00 Coin Veil Cluster $935.00 out of stock Salt & Pepper Pear Diamond $277.00