IPSW Portal

Choose aProduct→Choose aPlatform→Choose aVersion→ClickDownload

Download 4.2.2 (15S5530d) for Apple Watch (38mm)

Version:	4.2.2
Build:	15S5530d
Signed:	No
Size:	0.05 GB
Release Date:	2017-12-13 21:08:57
Upload Date:	2017-12-11 17:59:38

Secure download directly from Apple's servers