Three years is not an acceptable lifespan for a smartwatch, the Disputes Tribunal has ruled in a decision that could have repercussions for shoppers and retailers alike.

Auckland mediator Timothy McMichael bought a first-generation Apple Watch from Noel Leeming in 2015 only to find, just three years later, that it could not handle Apple's latest WatchOS software upgrade.

Noel Leeming's representative argued that the Apple Watch was still fit for purpose because it could still function as well as the day he bought it.

McMichael scoffed to the Herald that he did not want his Apple Watch just to tell