Three Belgian Stickpins

Two-piece construction, gilt and silvered bronze, unmarked, 20.2 mm, on a 50 mm pin; die-stamped silvered bronze, unmarked, 16.7 mm x 21.5 mm, on a 37.2 mm pin; die-stamped bronze gilt, unmarked, 16.7 mm x 21.5 mm, on a 43 mm pin,