How many Bill Nicholson [Gray Back] sales does Guardian track?

Sales are indexed as comps arrive from eBay and auction partners.

Bill Nicholson [Gray Back] Sold Prices — eBay & Auction Comps (2026)

Sold prices for Bill Nicholson [Gray Back] — current market $16.95. Browse recent eBay, PSA APR, and auction sold listings on Guardian TCG.