My old Samsung Gear S3 classic 46 mm vs the Galaxy Watch 4 40 mm that I replaced it with. This feels like a major upgrade, and I am loving Wear OS 3. : r/GalaxyWatch
Strap For Samsung Galaxy Watch 3 46mm Band Gear S3 Frontier Classic Nylon 22mm 20mm Watchwoven Nylon Band For 20mm 22mm Wrist - Watchbands - AliExpress
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WITHit Band Kit for Samsung Galaxy Watch 46mm, Gear S3, Gear S3 Frontier, and Fossil Sport Woven Black/Bluestone/Black 52374BBR - Best Buy
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Samsung Gear S3 Frontier: Why Not Galaxy Watch? - YouTube
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Leather Strap for Watch Samsung Gear S3 Frontier or Classic - Etsy