For all their simplicity, boards for the game of Go (also known as Baduk in Korea)—hand-carved or made from rare wood—can cost a pretty penny!

I thought I’d found something incredible when I discovered this $20,000 sea turtle design on eBay:

Turtle Go Board

But no! It turns out that’s cheap compared to one board carved from Kaya wood, aged 20 years, and priced at $100,000:

Kaya Wood Go Board