When the ref. 116610LV retained the basic 40mm situation diameter of all Submariner Day versions preceding it, The form of the case was revamped. Submariner watches that belong to your 11661x family of references have what is recognized as the “Super Situation” – characterized by a thicker profile, fatter lugs, https://www.watchesworld.com/summer-delights-top-watches-for-men-and-women/