The 1930 50-centavos coin, made of nickel brass (alpaca), of the Portuguese Republic, or $50 Centavos 1930, is the third rarest coin of this alpaca 50-centavos series. It belongs to the third series of 50-centavos coins of the Portuguese Republic, with coins struck in a nickel brass alloy (Cu 610 – Zn 200 – Ni 190) bearing dates from 1927 to 1968. It was created by Decree No. 13,797 of 21 June 1927. Its issuance ceased under Decree-Law No. 49,167 of 4 August 1969, and the coins were withdrawn from circulation pursuant to Decree-Law No. 267/81 of 15 September 1981. The total mintage across the various dates struck between 1927 and 1968 was 130,000,000 pieces.

The 1930 50-centavos coin, made of nickel brass (alpaca), of the Portuguese Republic, or $50 Centavos 1930, is the third rarest coin of this alpaca 50-centavos series. It belongs to the third series of 50-centavos coins of the Portuguese Republic, with coins struck in a nickel brass alloy (Cu 610 – Zn 200 – Ni 190) bearing dates from 1927 to 1968. It was created by Decree No. 13,797 of 21 June 1927. Its issuance ceased under Decree-Law No. 49,167 of 4 August 1969, and the coins were withdrawn from circulation pursuant to Decree-Law No. 267/81 of 15 September 1981. The total mintage across the various dates struck between 1927 and 1968 was 130,000,000 pieces.

Portuguese Republic 50 Centavos coin issued in 1931 in nickel brass, part of the circulating small‑denomination series produced between 1927 and 1968. This issue is known for its classical iconography and strong historical relevance within the republican monetary system.

Portugal, coin of 50 Centavos 1931 Alpaca of the Portuguese Republic, or $50 Centavos 1931, belongs to the third series of 50 centavos coins of the Portuguese Republic, coins were minted in the Alpaca alloy (Cu 610 - Zn 200 - Ni 190) with dates from 1927 to 1968, created by Decree 13797 of June 21, 1927, their issuance ceased under the terms of Decree-Law 49167 of August 4, 1969, they were withdrawn from circulation under the terms of Decree-Law 267/81 of September 15, 1981. Total issue in the various dates minted between 1927 and 1968 was 130,000,000.

Portuguese Republic 50 Centavos coin issued in 1931 in nickel brass, part of the small‑denomination circulating series produced between 1927 and 1968. This issue is recognized for its classical iconography and historical importance within the republican monetary system.

Portugal, coin of 50 Centavos 1938 Alpaca of the Portuguese Republic, or $50 Centavos 1938, belongs to the third series of 50 centavos coins of the Portuguese Republic, coins were minted in the Alpaca alloy (Cu 610 - Zn 200 - Ni 190) with dates from 1927 to 1968, created by Decree 13797 of June 21, 1927, their issuance ceased under the terms of Decree-Law 49167 of August 4, 1969, they were withdrawn from circulation under the terms of Decree-Law 267/81 of September 15, 1981. Total issue in the various dates minted between 1927 and 1968 was 130,000,000.

Portugal, nickel brass coin of 50 Centavos 1938 of the Portuguese Republic, belongs to the series of Portuguese 50 centavos "Alpaca" nickel brass coins from the years 1927 to 1968, created by Decree 13797 of June 21, 1927. Issuance ceased under the terms of Decree-Law 49167 of August 4, 1969. Withdrawn from circulation under the terms of Decree-Law 267/81 of 15 September 1981. Issuance on the various dates minted between 1927 and 1968: 130,000,000

Portugal, 50 Centavos 1938 Alpaca, Portuguese Republic, World Coins Portugal KM#577 (Key date of serie), belongs to the series of Portuguese 50 centavos "Alpaca" nickel brass coins from the years 1927 to 1968, created by Decree 13797 of June 21, 1927. Issuance ceased under the terms of Decree-Law 49167 of August 4, 1969. Withdrawn from circulation under the terms of Decree-Law 267/81 of 15 September 1981. Issuance on the various dates minted between 1927 and 1968: 130,000,000