Although the ref. 116610LV retained the traditional 40mm situation diameter of all Submariner Day products preceding it, The form of the case was revamped. Submariner watches that belong to the 11661x loved ones of references have what is referred to as the “Super Circumstance” – characterised by a thicker profile, https://www.watchesworld.com/summer-delights-top-watches-for-men-and-women/