Interesting facts about 100 gold in WoW Classic
- In vanilla beta during July 2019 you could trade 100 gold for 500k in BFA
- With private server fresh 100g = ~30$
- With private servers end content 100g = ~6$
- Up to Gates of AQ, 100 gold = ~20 Greater Fire Protection Potion
If you need to buy more gold, check other amounts.