MONACO - MONACO Rainier III (1949-2005). Test Piece of 20 centimes in Gold, Special Strike (SP) 1962, Paris. Av. RAINIER III PRINCE OF MONACO. Bust right; behind, signature SIMON and below (date). Rv. DEO - JUVANTE / 20 CENTIMES. Monk front holding a shield with crowned Grimaldi arms; at 5 o'clock (different); below CENTIMES: ESSAI. G.MC147 - KM.PE14a; Gold - 17.27 g - 23.5 mm - 6 h Top Pop (3): the most beautiful graded example! PCGS SP64 (51871471). Special strike (SP). Only 25 examples minted! Minimal finger marks and hairlines. Superb at Fleur de coin.