Grenade Watches are in stock at The House Boardshop! There are two things we really don't want you to lose: your sense of cool and your track of time. Keep yourself on point with these stylish and new Watches by Grenade. Never stop shaking things up with Grenade. We'll ship out your new watch within 24 hours, Monday-Friday. The House: the best gear, prices and service all under one roof.