With Christopher Ward, we spend a lot of time talking about the Loco and Bel Canto, and rightly so. Those are both watches that have radically reshaped how we think about the brand, and set expectations for new releases at an impossibly high level. But realistically, it’s the Sealander that is the defining watch in the Christopher Ward catalog. It’s existed for a long time and is almost a brand unto itself. But the core of the line has been relatively unchanged for several years at this point and was due for a refresh. That comes this week, as the brand has launched what they describe as a “comprehensive re-engineering” of the Sealander GMT and Sealander Automatic that includes both subtle aesthetic updates as well as significant mechanical improvements.  The Sealander GMT adds a 42mm case size to the existing lineup that includes 36mm and 39mm sizes.…