This Masonic CZ pendant is made of high quality gold plating layered and bonded over a brass base. This item is guaranteed for life and will be replaced by the manufacturer if there are ever any problems, regardless of the cause of damage. The pendant measures approximately 1 1/4-inch by 1 1/4-inch and is accented with 10 clear round Cubic Zirconia. The compass CZ solitaire measures 3mm and the ruler CZ measure 2mm in diameter. The bail will hold a chain up to 4mm in width.