Reeded Note the two images below showing a closer view of the mintmark on the obverse and the stylized letter-B on the reverse.
Period
Reference(s)
Obverse description
Mercanti globe with banner in the center. ONE SILVER inscribed around the globe in English, French, Spanish, German and Japanese. The date is inscribed at the bottom.
Obverse lettering
ONE SILVER EN ARGENT UNA PLATA EIN
SILBER 貨枚
999 FINE
WORLD TRADE
99.9% PURE
1973
Obverse script
Latin
Reverse description
Balanced trade unit scale with (TU) motif in the center, flanked by coins on the left and a stalk of wheat on the right.
Reverse lettering
THE INTERNATIONAL
ONE TROY OUNCE
B
31.1 GRAMS
480 GRAINS
UNIVERSAL TRADE UNIT