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 (0.94Uang koin 50 Rupiah di produksi Perum Peruri Karawang tahun 1971 dengan total cetakan 36.500.000 keping hingga tahun 1977. Uang koin Rp 50 gambar Cendrawasih