For Samsung's Gear S3, size matters. And that's a problem - CNET
Hands-On: The Samsung Gear S3 Smartwatch Classic And Frontier (Designed By The Guy Who Brought You The Titanic DNA Watch From Romain Jerome) - Hodinkee
Gear S3 frontier 46mm smartwatch (Bluetooth), Dark Gray
Samsung Gear S3 Frontier Smart Watch SM-R760 46mm Bluetooth WiFi - Dark Gray | eBay