This product is a set of four mixed watches, each with its own unique design and style. Perfect for those who enjoy collecting or wearing a variety of different timepieces. The watches included in this set will cater to a range of preferences and occasions, making it a versatile addition to any jewellery or watch collection. 2 work ok all with new batteries the gravel needs a pin to connect strap to the watch and not working the predator I can't remove the back as it needs a tool to unscrew the back so not sure if it is in working order same day posting from the UK