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Apple Watch OS 1.0 Full Operating System Specifications

You are currently previewing Apple Watch OS 1.0 operating system specifications. View all our operating system list for other models.

General Attributes

Developer

Apple

Full Name

Watch OS 1.0

Released

2015 Apr 24

Short Name

Watch OS 1.0

Platform

Operating System Kernel

Mach

Operating System Family

Apple iOS / iPadOS family

Hardware Environment

Supported CPU Instruction Set(s)

ARM instruction set

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Devices Using Apple Watch OS 1.0

Apple Watch 42mm Hermes A1554 Specifications

Apple Watch Edition 42mm A1554 Specifications

Apple Watch Sport 42mm A1554 Specifications

Apple Watch 38mm A1553 Specifications

Apple Watch Edition 38mm A1553 Specifications

Apple Watch 38mm Hermes A1553 Specifications

Apple Watch 42mm A1554 Specifications

Apple Watch Sport 38mm A1553 Specifications

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Apple iOS 8.3

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Google Android 5.1

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