The movement inside the new white gold
link 5811/1G is the Patek caliber 26-330 S C, the same that came inside the last version of the 5711, from 2019 until 2021. Like the 5711, the 5811/1G is water-resistant to 120 meters. Finally, Patek has updated the bracelet's clasp: It's a fold-over clasp, but it features a new, lockable, adjustment system that allows
link you
link to easily adjust the bracelet size by two or four millimeters.