Design Theory is a 2nd generation curator and dealer of antique jewelry, vintage jewelry, artifacts and collectibles from 3000 B.C. to today. Design Theory has heirloom pieces from Ancient, Medieval, Byzantine, Renaissance, Viking, Georgian, Victorian, Edwardian , Art Deco and Contemporary Eras. Design Theory has a special line of engagement and wedding rings from the early 1800's to mid 1900's under $1000. You can also find more heritage pieces at our Soldsie store on Facebook at: www.facebook.com/designtheoryvintagejewelry