Vintage Antique WWI USMC Uniform Buttons

Vintage antique Waterbury Button Co., Conn. USMC, Marine uniform buttons. Bronze and brass. Marked on the back Waterbury Button Co., Conn, no marks near Conn. From Florida. Have been in storage for 10+ years. No rust. 5 point stars. The diameter is approximately 7/8 of an inch. Set of three.