Koninkrijk NL Beatrix (1980-2013) - 5 Euro 2019 'Droogmakerij De Beemster' in orig. wooden box with imprint 'Eerste Slag Droogmakerij De Beemster, Middenbeemster, 24 juni 2019' - issued during the first strike of this coin and given to the invited guests - mintage 150 sets - Proof, rare