Switzerland. 50 Francs 2012. 100 Years of Pro Juventute. Gold ProofThis Swiss charitable foundation was established in 1912, dedicated to supporting the rights and needs of Swiss children and youth. Every year since 1913, the Swiss post office has issued an annual charity stamp series to support the work of Pro Juventute.
Metal: Gold 0.900Weight: 11.29 gDiameter: 25 mmMintage: 6,000