Apple Device Specs > By Processor > Apple S3 Processor

Update Published July 14, 2026

Every Apple device that uses an Apple S3 processor -- also called an Apple S3 CPU (Central Processing Unit) -- is listed below.

Apple first released Apple Watch models that use the Apple S3 processor in 2017 and continued to sell them until 2022.

Click on a specific model for its complete technical specs, configuration options, material finishes, identification details, global prices, and more.

You also may be interested in All Apple Devices By Processor, which includes Apple devices with other processors. For Macs, see All Macs By Processor Type.

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Click the triangle to open "Quick Specs" for basic info. Click the name or image for complete specs, configuration options, identification details, full benchmarks, global prices and more. You also can lookup Macs and Apple devices by specific identifiers.

Asterisks indicate that particularly important details are provided on the applicable specs page. Also note that configurations listed are the default or most common; many models have multiple options. Refer to the specs page for full details.

1 Apple Device Processor Type Watch Series 3 (Aluminum, GPS, 38 mm) Apple S3* Watch Series 3 (Aluminum, GPS, 42 mm) Apple S3* Watch Series 3 (Cellular, US/CA, 38 mm) Apple S3* Watch Series 3 (Cellular, US/CA, 42 mm) Apple S3* Watch Series 3 (Cellular, Intl, 38 mm) Apple S3* Watch Series 3 (Cellular, Intl, 42 mm) Apple S3* Watch Series 3 (Cellular, China, 38 mm) Apple S3* Watch Series 3 (Cellular, China, 42 mm) Apple S3* Watch Series 3 (Nike+, GPS, 38 mm) Apple S3* Watch Series 3 (Nike+, GPS, 42 mm) Apple S3* Watch Series 3 (Nike+, US/CA, 38 mm) Apple S3* Watch Series 3 (Nike+, US/CA, 42 mm) Apple S3* Watch Series 3 (Nike+, Intl, 38 mm) Apple S3* Watch Series 3 (Nike+, Intl, 42 mm) Apple S3* Watch Series 3 (Nike+, China, 38 mm) Apple S3* Watch Series 3 (Nike+, China, 42 mm) Apple S3* Watch Series 3 (Hermes, US/CA, 38 mm) Apple S3* Watch Series 3 (Hermes, US/CA, 42 mm) Apple S3* Watch Series 3 (Hermes, Intl, 38 mm) Apple S3* Watch Series 3 (Hermes, Intl, 42 mm) Apple S3* Watch Series 3 (Hermes, China, 38 mm) Apple S3* Watch Series 3 (Hermes, China, 42 mm) Apple S3* Watch Series 3 (Edition, US/CA, 38 mm) Apple S3* Watch Series 3 (Edition, US/CA, 42 mm) Apple S3* Watch Series 3 (Edition, Intl, 38 mm) Apple S3* Watch Series 3 (Edition, Intl, 42 mm) Apple S3* Watch Series 3 (Edition, China, 38 mm) Apple S3* Watch Series 3 (Edition, China, 42 mm) Apple S3*

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<< Apple Devices By Processor (Main) | Also see: Apple Specs (Main)

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