The Apple Watch Series 6 features a new sensor and boasts plenty of features and functionalities that easily make it the king of all smartwatches.
From Amazon
Apple Watch Series 6 (GPS, 44mm) - Gold Aluminium Case with Pink Sand Sport Band (Renewed)
OnBuy
Apple Watch SE (GPS, 40mm) - Silver Aluminum Case with White Sport Band
Major Mobiles
Apple Watch SE GPS (Brand New), 40MM / Silver Aluminum Case with White Sport Band