Firmware/Apple Watch/2.x

From The Apple Wiki

Apple Watch (1st generation)

Watch1,1

Version Build Keys Release Date Download URL SHA1 Hash File Size Release Notes
2.0 13S344 Watch1,1 21 September 2015 ? ? ? Release Notes
Security Notes
2.0.1 13S428 Watch1,1 21 October 2015 ? ? ? Release Notes
Security Notes
2.1 13S661 Watch1,1 8 December 2015 watch1,1_2.1_13s661_restore.ipsw e02ab4ace8051ee12996e5547c397be30666d594 924,502,956 Release Notes
Security Notes
2.2 13V144 Watch1,1 21 March 2016 ? ? ? Release Notes
Security Notes
2.2.1 13V420 Watch1,1 16 May 2016 ? ? ? Release Notes
Security Notes
2.2.2 13V604 Watch1,1 18 July 2016 ? ? ? Release Notes
Security Notes

Watch1,2

Version Build Keys Release Date Download URL SHA1 Hash File Size Release Notes
2.0 13S344 Watch1,2 21 September 2015 ? ? ? Release Notes
Security Notes
2.0.1 13S428 Watch1,2 21 October 2015 ? ? ? Release Notes
Security Notes
2.1 13S661 Watch1,2 8 December 2015 watch1,2_2.1_13s661_restore.ipsw 44b29ebb1552c930c9fc8921a86e29f9bb9fe00f 926,842,087 Release Notes
Security Notes
2.2 13V144 Watch1,2 21 March 2016 ? ? ? Release Notes
Security Notes
2.2.1 13V420 Watch1,2 16 May 2016 ? ? ? Release Notes
Security Notes
2.2.2 13V604 Watch1,2 18 July 2016 ? ? ? Release Notes
Security Notes