Wine glass with the arms of William IV Chalice with the arms of William IV; Vaulted foot. Hexagonal shaped blown trunk with a knot. Conical chalice with massive; rounded bottom with an air bubble. On the chalice the coat of arms of William IV; Prince of Orange. On the reverse side an orange tree with the arms of Friesland; Groningen; Drenthe and Gelderland; coat of arms (symbol of sovereignty); Willem IV (Prince of Orange-Nassau); anonymous; c. 1731 - c. 1747; glass; glassblowing; h 19.5 cm x d 9 cm h 9.3 cm x d 10 cm