Gear S3 Frontier vs Galaxy Watch3 - Technically it's a marginally thinner but smaller housing, narrower bezels, and weighs significantly less. It feels thinner than it looks, maybe due to the back
Samsung Gear S3 vs Gear S2 comparison - Android Authority
22mm/20mm Strap For Samsung Galaxy Watch 4/4 Classic/46mm/42mm/3 Silicone Smartwatch Bracelet Gear S3 Active 2 40mm 44mm Band - Watchbands - AliExpress
Amazon.com: 22mm Watch Band Genuine Leather Compatible with Samsung Galaxy Watch 3 45mm/Galaxy Watch 46mm/Gear S3 Frontier/Classic Watch/Moto 360 2nd Gen 46mm/Pebble Time/Ticwatch Pro 3/Garmin Vivoactive 4 Black : Cell Phones &
Samsung Gear S3 review: giving a full-on phone-on-a-watch a third go - CNET