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 Ombre Diamond Trio $850.00 Elegans from $290.00 Sunburst Heart $170.00 Oval Montana Sapphires $485.00 Upside down Major $290.00