Steve Jobs and Steve Wozniak started Apple in a garage in the 1970s. Today, the maker of MacBooks, iPhones, and AirPods is valued at nearly $4 trillion Apple is one of the world’s most iconic brands.

The next big thing in wearables is not arriving in a vacuum. Apple has spent the past few years turning its rugged smartwatch line into a showcase for battery life, durability, and pro-grade fitness ...