In case you don't know, you can get a new one in DE at reasonable price: https://www.bike24.com/1.php?menu=1000%2C4%2C34;search=surly+cross+check;content=8;product=62475
Yeah, but 500 euros or so is pretty much the normal price.
@Kruger started
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In case you don't know, you can get a new one in DE at reasonable price: https://www.bike24.com/1.php?menu=1000%2C4%2C34;search=surly+cross+check;content=8;product=62475