Very rare denomination.
Variety with initials SHS of Salomon Hammersmidt, mintmaster of Breslau mint in 1664-1691.
Obverse: bust of the emperor in a wig and laurel wreath, right
LEOPOLD D G R I (1/6) S A G H B R
Reverse: under the crown two-headed Imperial Eagle with the two-field Austrian coat of arms on its chest
ARCHID A (SHS) D BVR Et SIL 16-76
Gold, diameter 13 mm, weight 0.57 g