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