Vintage Breyer #83 Clydesdale Mare in original box, excellent condition! The Clydesdale Mare mold was introduced in 1969 with the round "Breyer Molding Co." stamp, and models made in or after 1970 also have the "U.S.A." mold mark. Some "U.S.A." molds have the "B" mold mark, as well. The mold was sculpted by Chris Hess and is Breyer mold #83. matte chestnut, bald face, dark chestnut or charcoal brown mane/tail, 1969-1989