GLau
[Patek Moderator]
14529
If you sent diving with it and had no problem then
I would think that it is good even for the heavy rain in Thailand ! 
Waterproof check
It’s rainy season in my homeland, so I sent my watch to AD for water resistance test to make sure that it can tolerate splashing or heavy rain. ...
If you sent diving with it and had no problem then
I would think that it is good even for the heavy rain in Thailand !
