Bestbuy offers Apple Watch Series 9 GPS 45mm Aluminum Case with Midnight Sport Band (Small/Medium) - Midnight - (2023) for $309 (orig. $429) with free shipping.

Product Description:
Apple Watch Series 9 helps you stay connected, active, healthy, and safe. Featuring double tap, a magical way to interact with Apple Watch, an even-brighter display, faster on-device Siri, and Precision Finding for iPhone. 

• WHY APPLE WATCH SERIES 9—Your essential companion for a healthy life is now even more powerful. The S9 chip enables a superbright display and a magical new way to quickly and easily interact with your Apple Watch without touching the screen. Advanced health, safety, and activity features provide powerful insights and help when you need it. And redesigned apps in watchOS give you more information at a glance.
• CARBON NEUTRAL—An aluminum Apple Watch Series 9 paired with the latest Sport Loop is carbon neutral. Learn more about Apple’s commitment to the environment at apple.com/2030.³
• ADVANCED HEALTH FEATURES—Take an ECG⁴ anytime. Get notifications if you have an irregular heart rhythm.⁵ See how much time you spent in REM, Core, or Deep sleep with sleep stages. Temperature sensing⁶ provides insights into overall well-being and cycle tracking.⁷ And take note of your state of mind to help build emotional awareness and resilience.
• A POWERFUL FITNESS PARTNER—The Workout app gives you a range of ways to train plus advanced metrics for more insights about your workout performance. And Apple Watch comes with three months of Apple Fitness+ free.⁸
• INNOVATIVE SAFETY FEATURES—Fall Detection⁹ and Crash Detection can connect you with emergency services in the event of a hard fall or a severe car crash. And Emergency SOS lets you call for help with the press of a button.¹⁰
• SIMPLY COMPATIBLE—It works seamlessly with your Apple devices and services. Unlock your Mac automatically. Get approximate distance and directions to your iPhone with Precision Finding² on supported iPhone models. Pay and send money with Apple Pay.¹¹ Apple Watch Series 9 requires iPhone XS or later with iOS 17 or later.
• EASILY CUSTOMIZABLE—With watch bands in a range of styles, materials, and colors, as well as stylish and functional watch faces with complications tailored to your interests, you can change your watch to fit your mood or the moment.