This set is super special because it was the first set to be released with a chest! This is the first every chest in a lego set: a grey one, so this is the rarest chest ever.

The set belongs to the Black Falcon series (1984-1992).

As far as I can see, it is complete.

No box.

Instructions here: https://www.toysperiod.com/lego-set-reference/castle/black-falcons/lego-6011-black-knights-treasure/ or http://lego.brickinstructions.com/en/lego_instructions/set/6011/Black_Knight

I COMBINE POSTAGE WITH MY OTHER LEGO SETS ON OFFER AT THE MOMENT. YOU WILL PAY SHIPPING ONLY FOR THE LEGO SET THAT COSTS THE MOST TO SHIP. (e..g, If one costs £8.99, another 4.99 and and another £2.99 to ship, you will pay only £8.99 for the shipping of all.)

I also offer local collection from East London or Greenwich.