Although the ref. 116610LV retained the basic 40mm circumstance diameter of all Submariner Date products previous it, the shape of the case was revamped. Submariner watches that belong on the 11661x relatives of references have what is recognized as the “Super Circumstance” – characterized by a thicker profile, fatter lugs, https://www.watchesworld.com/summer-delights-top-watches-for-men-and-women/