That's understandable, I think the eBay price is linked to the weight of the planet the watch is on a mission to get too, so if you wanted a Mercury for instance, then it should obviously be cheaper, which would then lessen the camping/queuing/fighting a security guard based incurred costs.
You rang?
Happy to walk over and grab you one for £25k, cheaper than eBay and makes more sense than this threads favourite contributor