https://www.ebay.com/itm/175932602897?hash=item28f6667a11:g:CGgAAOSwvbRlGFG4

My question is, do you think this is real or a recent reproduction? Those edges are stupid sharp for being a 247 year old chip.

I'm not accusing anyone of selling anything that isn't authentic. I'm just wondering what fellow boardians think about this. All comments welcome.