Originally Posted by
SKT-DK
In all my years of flying SK (at peak 100+ flights/year) with hand luggage only, I have never ever once had it weighed, let alone been asked to check it in, when travelling with a rollaboard and a laptop bag.

Granted, I am always in Business (or Plus intra-European), but the only time I came close was on a CR9 from MAN to CPH once, but being on a full-fare Plus ticket did the trick to make them go away..
I'm sure you can take whatever on board with a business class ticket anyway. Laptop bag is counted as something extra you can take, it doesn't count as part of a personal item.