What does 1oz mean ?
The troy ounce (1 oz) is the standard unit of measurement for precious metals traditionally used by Anglo-Saxon countries.
32,15 oz = 1000 grams
1 oz = 31,1035 grams
1/2 oz = 15,55 grams
1/4 oz = 7,775 grams
1/10 oz = 3,11 grams
1/20 oz = 1,55 grams