Product information: Treatment Process: Electroplating Color: 3MM 46cm,3MM cm,3MM 56cm,3MM 61cm,3MM 66cm,3MM 71cm,3MM 76cm,4MM 46cm,4MM cm,4MM 56cm,4MM 61cm,4MM 66cm,4MM,4MM 71cm,4MM 76cm Style: Unisex Chain style: lock chain Material: white copper plated platinum (thickened) Shape: Geometry Style: Simple