I was in HK in August ~ September and saw a ST similar to your picture
it sell for $18,000 HKD equalivent to $2500 ish USD
It's not cheap >.>
Where did you go? I always go to the fish shops in hong kong a few times a year, and they are cheap.....for your reference this fella was up for $168 hkd which is about £14 GBP which is about $21.50 usd