Gear S3 frontier 46mm smartwatch (Bluetooth), Dark Gray
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NEW SAMSUNG GALAXY GEAR S4 FRONTIER SMART WATCH 4 46mm CELLULAR + GPS for Sale in Fresno, CA - OfferUp
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Tempered Glass Screen Protector For Samsung Gear S4 S3 S2 Sport Frontier Classic Smart Watch Protective Film Cover - Smart Accessories - AliExpress
Amazon.com: kytuwy Gear S3 Frontier & Classic/Galaxy Watch 46mm bands (4 Colors) with One Bezel Loop Ring Styling and One Protector Case for Gear S3 Frontier & Classic/Galaxy Watch 46mm : Cell
Leaker says that Samsung Gear S4 will have bigger battery, gold variant