Giant Chess #852293 worth

Based on the information provided from your screen, the Giant Chess #852293 is listed with a used value of $1100.

Since I cannot pull live, detailed pricing data for that specific item slug, I can tell you that the value of LEGO sets like this is heavily influenced by completeness, the condition of the pieces, and whether it is in its original box (CIB). For a high-value set like this, checking the live eBay listings shown on your screen is the best way to compare the current asking prices against the established sold value.