Which Bands Fit the Apple Watch Series 7 (45mm)?
Your Apple Watch Series 7 (45mm) fits Large Group bands
ALL bands in this group are interchangeable. A 42mm band from Series 1 fits a 49mm Ultra. Ultra-specific bands (Alpine Loop, Trail Loop, Ocean Band) may look bulky on smaller watches.
Apple Watch Series 7 (45mm) Details
Series
Series 7
Case Size
45mm
Size Group
Large Group
Release Year
2021
Current Gen
No
Compatible Band Sizes
All Compatible Watches (14 models)
Any band that fits these watches also fits your Apple Watch Series 7 (45mm).
Shop Bands for Apple Watch Series 7 (45mm)
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Frequently Asked Questions
What band size does the Apple Watch Series 7 (45mm) use?
The Apple Watch Series 7 (45mm) is in the Large Group (large group). It fits bands sized: 42mm (Series 1–3), 44mm, 45mm, 46mm (Series 10/11), 49mm (Ultra).
Can I use older bands on the Apple Watch Series 7 (45mm)?
Yes! Any band from the large size group works. Apple has kept the connector mechanism identical within each group since the original Apple Watch. ALL bands in this group are interchangeable. A 42mm band from Series 1 fits a 49mm Ultra. Ultra-specific bands (Alpine Loop, Trail Loop, Ocean Band) may look bulky on smaller watches.
How many other Apple Watch models share bands with the Apple Watch Series 7 (45mm)?
14 other models share the same band connectors: they are all in the large size group.