Gartner Inc. forecasts that worldwide shipments of wearable devices will reach 225 million in 2019, an increase of 25.8 per cent from 2018. End-user spending on wearable devices is forecast to reach $42 billion in 2019. Of that, $16.2 billion will be on smartwatches. “At the moment, the smartwatch market is bolstered by the relatively stable…