Only Watch 2019 – Patek Philippe 6300A, the Unique Steel Grandmaster Chime

Here it is… The multi-million watch, potential record-breaker as the most expensive watch to be auctioned by Only Watch – remember the 5208T from 2017 (sold for CHF 6,200,000) and the 5016A from 2015 (sold for CHF 7,300,000)? What you’re looking at here is a unique example of an extremely rare piece, Patek’s most complicated […]