Every one heard of the infamous PP 5711 but behind the 5711, 5712, 5980 from 2006 there is also a Patek 5800. The 5800 was aim for gentlemen who prefer smaller wrist watch thus the diameter is only 38mm (compared to 43mm in 5711). Eventually in 2008-09 the watch was discontinue and became the last a
-after year of unservice the screw is very difficult to remove even after hair dryer. -if you are not pro you may scratch your watch -Screw have their life time and more expensive to replace IMO I like screw but pin is more practical in the long run (especially since the screw is so small)