The US MSRP is 599$, in CHF that would be ~530 CHF plus 8.1% VAT = ~573 CHF
Another webshop had them for 579.95 CHF inside (until they were on sale) so the import cost can't be too high.
In other words, it's a scam what they are selling here
It is common for different retailers to give different availability dates depending on factors such as stock levels and regional distribution. If you order today, the item should be delivered within 10 days, but this is a provisional delivery date.
There are currently no official announcements or release dates for the white version of the Red Devil.
Third-party dealers never buy products from us that they then sell themselves. This would not be possible with these graphics cards due to the small quantity that was sold almost immediately.
But in fact there are many third-party dealers who add on delivery costs and the like, which leads to higher prices.