The name of this style of cross is botonee, a name from French heraldry, having arms that terminate in the form of a trefoil, as in a plant having three leaves such as clover. The cast cross is 1 3/4" tall including the bail and 1 1/8". The bail will only accept a thin chain. The turquoise is a Blue Gem mine natural stone. Weighs 5 grams. Marked sterling. Excellent vintage condition.