The best venue for selling grandfather clock depends on the item's value and rarity. For high-value pieces, specialty auction houses that focus on this category will typically achieve the best results. For mid-range pieces, online auction platforms like eBay reach the widest audience of collectors.

Local antique dealers and consignment shops are good options for quick sales, though you'll typically receive less than auction value. For very rare or valuable pieces, consider getting a professional appraisal first to understand the market before choosing a selling venue.