Thanks to Belgium online retailer 2Compute we now have a complete price list for the 10th gen desktop CPU lineup from Intel. As with the previous price leaks, the F-series variants that come without an iGPU seem to offer better value, yet prices are still considerably higher than AMD's competition.
https://www.notebookcheck.net/Full-Intel-10th-gen-desktop-CPU-price-list-leaked-online-by-Belgium-retailer.456927.0.html
Another European retailer (Central Point from Netherlands) is also listing these CPUs but for considerably lower prices. It also says that these CPUs will be in stock on March 30th.
1. The 10900K (without VAT) is listed for €457 (instead of €493.50) and converts to 517USD (instead of 562USD). The 10900KF is priced (without VAT) €433 which converts to $490.40.
2. The 10700K and 10700KF respectively retail for €354 and €329 (without VAT) which translate to $400 and $372.
3. The 10600K and 10600KF retail (without VAT) for €240 and €215 respectively. This converts to $272 and $243.