All watch bands are compatible with all Watch series and editions. The size and shape of the connector are the same on all Apple Watches. I think it's much more likely that there are some new bands designed for Series 7 where backward compatibility only goes as far as Series 4, such as Solo Loop and Braided Solo Loop. While most Apple Watch bands are designed to fit all watch models, there are some that are only compatible with certain models.
Casetify's new Toy Story collection is full of nostalgia for Pixar fans with cases, watch bands, batteries and more. Recall that only four versions of the Apple Watch have the current dimensions, Series 4, Series 5, Series 6 and SE. However, if you have a strap for a 42mm or 44mm case and you want to use it on a 38mm case, the band will not stretch or adjust. This is because when Apple slightly increased the size of the Apple Watch case, they kept the same strap sizes.
Apple didn't create a Magic Keyboard for iPad mini 6, and Lululook's magnetic keyboard may be a testament to why. If the band is designed for Apple Watch Series 1, 2 and 3, Apple Watch Series 4 and later, and Apple Watch SE, you can use it. Solo Loop and Braided Solo Loop bands are only compatible with Apple Watch SE and Apple Watch Series 4 or newer. We've combined the new 41mm Solo Loop in English Lavender with the 40mm Series 6 in aluminum (blue), as well as the new Nike Sport Loop 45mm in black with the Apple Watch SE 44mm in black aluminum.
There are several Apple Watch straps that don't fit all wrists, and others that are designed to fit some but not others. It should be noted that the case manufacturer, in its reference, only specifies that it must be compatible with the 42mm Apple Watch (model 201). You'll have a lot more fun exercising when you're wearing a beautiful Apple Watch strap that secures your Apple Watch to your wrist. Getting a larger Apple Watch band basically ensures that it will work with previous wearables that were the larger size option of their respective generation.
Apple Watch bands come in a variety of widths and lengths and are available in a variety of sizes for different wrist sizes.