@hooiyewlim 6 June 2020 more from that month

Malaysia 1979 Bank Negara Malaysia(BNM) 20th-anniversary commemorative coin

On 26 January 1979, Bank Negara Malaysia issued a 1 Ringgit commemorative coin in conjunction with the 20th anniversary of Bank Negara Malaysia (BNM). The coins are issued in two types, 1 Ringgit Copper-Nickel coin and 1 Ringgit 925 silver proof coin. These coins are legal tender and minted at Birmingham Mint, UK. The front of the coin displays the building of Bank Negara Malaysia's headquarters in Kuala Lumpur and the Central Bank of Malaysia logo in the middle and the "1959-1979" under it. The backside features a $ 1 RINGGIT symbol in the middle of it surrounded by the word "BANK NEGARA MALAYSIA" and "dua puluh tahun" mean 20 years in Malay . 20th Anniversary of Bank Negara Ringgit RM1 Copper-Nickel Coin

Technical Specifications: Year: 1979 Face Value: 1 Ringgit Composition: Copper-nickel (Copper 75% Nickel 25%) Weight: 16.85g Diameter: 33.30mm Mintage: 300,000 pcs Thickness: 2.2mm Mint: Birmingham Mint 20th Anniversary of Bank Negara Ringgit RM1 Silver Proof Coin

Technical Specifications: everything is the same except the composition and mintage with the Copper-nickel type Composition: .925 silver proof (Silver 92.5% Copper 7.5%) Mintage: 8,000 pcs