Diagram: Skellige gambeson is a crafting diagram in The Witcher 3: Wild Hunt that is needed to craft Skellige gambeson.
It's a possible spawn at a random diagram location, awarded for siding with Rufus during the unmarked secondary quest Strangers in the Night, or purchased from the following merchants:
- All base game armorers except Zoltan Chivay
- Armors merchant in Nilfgaardian Army Group 'Center' Camp
- Merchant in the boatyard south of Refugees' Camp
- Merchant at Coast of Wrecks
- Merchant in Ursten
- Merchant at the sawmill northeast of Rannvaig
- Merchant in Mohrin Village