1. What Apple watch bands fit 42mm?
2. Can you use 40mm band on 42mm Apple Watch?
3. Will a 38 40mm band fit a 42mm Apple Watch?

What Apple watch bands fit 42mm?

Answer: A: You can match this band with any Apple Watch Series 4 case of the same size. It also works with all previous versions of Apple Watch, including Apple Watch Series 3. The 40mm band works with the 38mm case, the 44mm band works with the 42mm case.

Can you use 40mm band on 42mm Apple Watch?

Yes, it does. It is just slightly smaller than the watch, but it latches normally. The 42 will also fit the 40, there is just a slight overlap of the band. The 44mm band fits the 42mm watch.

Will a 38 40mm band fit a 42mm Apple Watch?

Answer: A: Bands for 38mm and 40mm cases are compatible with each other, and bands for 42mm and 44mm cases are compatible with each other. The text above is from the Apple support article, ‘Change your Apple Watch band.