Although the ref. 116610LV retained the traditional 40mm case diameter of all Submariner Date versions previous it, The form of the case was revamped. Submariner watches that belong into the 11661x family of references have what is known as the “Super Circumstance” – characterised by a thicker profile, fatter lugs, https://www.watchesworld.com/summer-delights-top-watches-for-men-and-women/