koin50First Rp50 coin; to the left is the reverse, and the rht is the obverse. The Rp50 coin was first introduced in 1971 as a cupronickel coin that wehed 6.06 g (0.214 oz), had a 24 mm (0.94Set lengkap koin 50 sen Diponegoro 1952,1954,1955,1957 koin dipanegara. Rp75.000. 5.0. 6 terjual. ALeng fey Depok. Koleksi Uang koin Kuno 50 Sen Diponegoro Tahun 1952