This product is a vintage Art Deco wrist compact featuring guilloche enamel in a heart design with blue border.

 It is a collectible item from the 1930s or 1940s, originating from the United States.

This compact is a unique piece of vanity, perfume, and shaving memorabilia, perfect for collectors of vintage accessories or those with an interest in Art Deco style. It combines elegance and functionality, making it a practical and stylish addition to any collection.

It's also called a dance compact.