Even though the ref. 116610LV retained the classic 40mm circumstance diameter of all Submariner Date products preceding it, The form of the case was revamped. Submariner watches that belong to the 11661x household of references have what is named the “Super Case” – characterized by a thicker profile, fatter lugs, https://www.watchesworld.com/summer-delights-top-watches-for-men-and-women/