The deal comes and goes ocassionally. I’ve seen other similar deals from different sellers at different times. This is the lowest I have ever seen on eBay.
ON SALE! 1 oz American Gold Eagle Coin (Varied Year) “Limited Availability”
Buy it with a 2% cash-back credit card and your cost is $20 or so below spot price -or- choose PayPal credit at checkout and get no payments and no interest for six months.