Audemars Piguet Royal Oak Jumbo Extra Thin for ONLY WATCH (2021)

Sandblasted titanium case in 39mm. Automatic Calibre 2121. Power reserve is 40hrs. Unique piece offered at Only Watch 2021 auctions conducted by Christie’s on Nov 6, 2021 Estimate 160,000-320,000CHF Hammered 3,100,000CHF