Vtg? Grateful dead dancing bears brooch pin merch rock music concert dead head

This is a merchandising pin it has two pins on back to hold it securely. Excellent condition enameled enamel with gold detailing, dancing bears blue green and purple, Excellent condition I'm not sure if it's vintage or not, this was part of an estate auction lot. I have matching sticker sets and crocs shoe Charms as well if you'd like to look and bundle! I also have the bears on the band bus embroidery iron on patch! This pin is 1.5" by .75" box 34 kids men women's for anyone I sell in my closet and have tons of other brands similar to list such as weiss, Stanley Hagler, Alice caviness, Demario, Navajo, James Avery, miriam haskell, Jomaz, hattie Carnegie, juliana, Lee sands, Barse, native American, Navajo, Fairchild Baldwin, coro, vior,Donald stannard, lisner, renoir, Eisenberg, Christian dior,Givenchy, ciner, carolee's, hobe, Ben amun, Tiffany and co, Vendome, Alexis bittar, Judith jack, kjl, vargas, Sherman, Nolan Miller, Elsa peretti sharra Pagano, Jill Fagin, raebird, Jay feinberg, kenneth Jay lane, Germany, talbots, Lilly pulitzer, J. crew, Japan, Hong Kong, Simon ju, Thelma deutsch, Erwin pearl, monet, Napier, Cynthia Daniel, Judith McCann, hollycraft, Joan rivers, Elizabeth Taylor, Anne klein, Oscar de la Renta, Moschino, roule and co, julia Vaughn, jose and maria, les Bernard, Heidi daus, silpada, Sorrell, and more, so keep a look out I list daily