I'm not an expert but circa £600 feels more realistic to me for something of this spec, eBay 'sold listings' are a good place to start to help you work out a more reasonable price OP.
What is a circa by the way?
'In the region of', or 'about' in this context.
@HelloHello started
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I'm not an expert but circa £600 feels more realistic to me for something of this spec, eBay 'sold listings' are a good place to start to help you work out a more reasonable price OP.