Why It's Expensive Aside
link from the obvious reason of the name on the dial the ref. 3580 was only made from 1971 to 1980 in a few hundred examples so rarity is also a factor. That said though a price around 15000 is a lot for
link most of us if you're going to splurge on vintage Patek this is one of the last
link frontiers of semi-affordability.