Has appeared in comments, but deserves its own thread: the MX510 Logitech mouse. Mine is approaching a decade old; still functions perfectly. : r/BuyItForLife
Logitech M510 Wireless Mouse with Laser-grade Tracking
Amazon.com: Logitech MX 510 Performance Optical Gaming Mouse - Blue : Video Games
Amazon.com: Logitech M510 Wireless Computer Mouse – Comfortable Shape with USB Unifying Receiver, with Back/Forward Buttons and Side-to-Side Scrolling, Dark Gray : Electronics
Top Shell/Cover case Replacement For Logitech MX518/G400/G400S/MX500/MX510 Mouse | eBay
Logitech M510 Wireless Mouse with Laser-grade Tracking
Logitech M310 Wireless Mouse with Ambidextrous Design