You're referring to London Gold!

In the context of gold trading, London gold typically refers to gold traded on the London Bullion Market, which is one of the largest and most established gold markets in the world.

A hand is a unit of measurement for gold, particularly in the London market、In this context, 1 hand is equal to 100 troy ounces of gold.

So, if someone says 伦敦金 1手 (London Gold 1 hand), they're likely referring to a contract or trade of 100 troy ounces of gold on the London Bullion Market.

Would you like to know more about gold trading or the London Bullion Market?