Best Buy offers preorders for the new Apple Watch Series 12 in the 42mm size, with GPS models starting at $399 and GPS plus cellular versions from $499. Trading in an eligible old Apple Watch can knock up to $325 off the price. The new model adds a redesigned heart-rate sensor that takes more frequent readings throughout the day, a daily readiness score based on activity, sleep, and heart data, and fast charging that can reach 80% in about 30 minutes. My Best Buy members get free shipping on all orders (it’s free to join). It’s due to release on September 18. Shop Now at Best Buy