KLM silver coin - 1950-1960

This is a rare silver commemorative coin from 1964, on which the texts "MAC", "KLM", "CLUBKAMP. A" and the year 1964 are visible. The design features a large letter "A" in the center, with the letters "M" and "C" on either side. Above the "A" is a stylized wing depicted, with a steering wheel. This commemorative coin was issued in 1964 as a prize to the staff of KLM who participated in the internal sports competitions organized by KLM.
The coin weighs 60 grams
Has a silver hallmark
Diameter is 6 cm