Every so often, I reread Speedmaster101’s definition of good to remind me of how high a threshold it actual is. Not many vintage eBay Speedmasters qualify. I think it bears regular review. Sometimes, people throw around values here that lose sight of good.
The condition of watches tends to always be very subjective. What one person considers "good", is "poor" in another person's eyes. This is why pictures are always crucial so you can decide condition yourself.