IPSW Portal

Choose aProduct→Choose aPlatform→Choose aVersion→ClickDownload

Download 6.0 (17R5521e) for Apple Watch Series 3 (42mm, LTE)

Version:	6.0
Build:	17R5521e
Signed:	No
Size:	0.7 GB
Release Date:	2019-07-02 18:10:21
Upload Date:	2019-06-28 17:36:19

Secure download directly from Apple's servers