Over time, Apple Watch bands have diverse wildly in size. So if you are upgrading your Watch, you might surprise whether or not 1 of the old bands will fit. The just-released Series nine has two case sizes, 41mm and 45mm, which were released with the Series seven, and also https://spencernvmfu.blogsvila.com/26806215/an-unbiased-view-of-apple-watch-series-9-watch-band