This Petoskey Stone Heart bracelet is silver plated and is suited for folks of all ages. The Petoskey Stone is the Michigan state stone. The heart stone measures approximately 25mm x 25mm and is handcrafted by artisans with combined experience of over 60 years. The stone is set on a silver plated open cuff bracelet that measures approximately 2-1/2” wide by 2-1/4” deep for slipping on and off.