The known weight units in the world of the Witcher are:
- Hundredweight - weight unit of 100 Pounds
- Pound - weight unit of 2 Marks
- Mark - weight unit of (presumably) 8 Ounces
- Ounce - weight unit (presumably) ca. 30g weight
- Lot - weight unit of (presumably) ½ Ounce
The Witcher 2: Assassins of Kings
Items in The Witcher 2: Assassins of Kings all have explicit weight statistics which factor into the total amount that Geralt can carry. Some common weights are listed below:
books 0 quest items 0 crafting diagrams 0.1 potions 0.2 oils 0.2 bombs 0.5