Gold prices rose 200 baht on 18 Aug 2026 versus the previous close. Bar gold (96.5%) buy-back is 68,700 baht and sell price 68,900 baht per baht weight; jewellery buy-back is about 67,325.56 baht and sell price 69,700 baht. World spot gold is about US$4,403/oz. The spread between buy and sell prices is wide, so for shops holding gold stock or taking gold as payment, check the buy-back price before pricing or accepting it.