Watch List notes:

MEXICO. 20 pesos. (Au. 16.67g / 28mm) *. 1959. (Km # 478). Good Very Fine. * Theoretical weight and measurements. Total weight: 26.07g. Coin included in a fence with a 18 kt gold handle. It contains 13 natural diamonds, brilliant cut, with an estimated purity of Si / Vs * and with a white H / I * color. Estimated total weight of diamonds: 1.60 ct. * Yes / Vs: Small Inclusions / Very Small Inclusions. H / I: Color of diamonds.