Although Casio is one of Google's oldest smartwatch-making partners, the Japanese company never tried to compete against the likes of Apple, Samsung, Huawei, or Fitbit in terms of the mainstream appeal of its Android and iOS-compatible wearable devices.

Instead, the Pro Trek Smart line continues to have a very specific target audience, catering to outdoor enthusiasts that need their gadgets and accessories to survive the wilderness and take an occasional beating if necessary. Unfortunately, that also means Casio's Wear OS products tend to be significantly costlier than the world's ...