Do 44 mm Apple Watch bands fit a 45 mm Apple Watch?
Yes. Apple lists 44 mm and 45 mm bands in the same group, and bands for 46 mm cases also fit both.
Official page: Apple
What the makers say
- Apple Support lists bands for 42 mm, 44 mm and 45 mm cases as compatible with each other. The sentence does not say which 42 mm case (2015 to 2017, or 2024 and later) it means.
Official page: Apple
- Apple Support lists bands for 46 mm cases as compatible with 44 mm, 45 mm and 46 mm cases.
Official page: Apple
- Apple Support lists bands for 49 mm (Ultra) cases as compatible with 44 mm, 45 mm and 46 mm cases.
Official page: Apple