[1] Description: On the obverse the motifs and legends of a piece of eight, of the columnar type are reproduced: two hemispheres under the royal crown, flanked by the columns of Hercules with the motto PLUS VLTRA, all over a sea with waves.
In the upper part, in a circular sense and in capital letters, appears the legend FELIPE VI REY DE ESPAÑA.
[2] Purity: 999.9 (24 karat) pure gold Diameter: 37 millimetres (1.5 in) Weight: 1 ounce (28 g) Production began in 2021 with an initial mintage of 12,000 units produced.
It is considered to be the same series of coins, although the motif was changed to a fighting bull, and the columnar on the obverse was redesigned.
2023 In 2023, the Caballo Cartujano (Carthusian Horse) was put up for sale, with a maximum circulation of 12,000 copies and the same characteristics and value as the two previous ounce coins.