If you’re looking to upgrade an older Android smartwatch, or want to give wearables a try for the first time, Samsung’s Galaxy Watch 8 is a compelling choice. It has a new design, lets you access Google’s Gemini AI from your wrist, and has a handful of new health and wellness features. It launched on July 25th, but you can already get the 40mm model on sale for $299.99 ($50 off) from Samsung. Amazon has the watch for full price, but is offering a $50 promotional credit toward a future…