Apple Watch Series 8 (Hermes, China, 41 mm) Specs

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Apple Watch – A2857 – MNN23CH/A

About this Apple Watch

Apple revealed the Apple Watch Hermes Series 8 41 mm on September 7, 2022. It is a new addition to the Apple Watch lineup. This model is currently only available in mainland China, Hong Kong, and Macau. The new notable features of this Apple Watch include new features such as an improved gyroscope, a temperature sensor for enhanced health monitoring, crash detection for automotive incidents, and a low-power mode for extended battery life. According to Apple, the S8 processor in this device offers 20% more performance than the S5 processor. This model comes with custom packaging, model-specific watch faces, and software tweaks. It must be connected to an iPhone 8 or running iOS 16 or later to utilize all its features fully.

The Apple Watch Series 8 Hermes boasts a 41 mm case size and a 1.8-inch Always-On Retina LTPO OLED display. It is a touch-enabled screen that delivers a resolution of 352 x 430. The display area of the device is 904 square mm and features rounded corners for a sleek look. The front of the device is covered by a Sapphire crystal layer resistant to scratches. The back is made of Sapphire crystal and Ceramic that connects to the charger.

This Apple Watch model is equipped with 1 GB of RAM and 32 GB of internal flash storage and comes with haptic feedback for the Digital Crown, offering users a more tactile experience as they navigate through content. Apple claims that the battery life of this device is 18 hours, depending on usage.

This model is available in two stainless steel housings: Silver or Space Black, with various band color options.

Apple S8

1 GB

32 GB

18 Hours

Storage & Memory

The storage space of this device is 32 GB with 1 GB onboard RAM.

Screen Size and Resolution

The Apple Watch Series 8 Hermes boasts a 1.8-inch Always-On Retina LTPO OLED display that delivers a high-resolution display of 352 x 430. The display area of this device is a substantial 904 square mm and features rounded edges for a sleek and modern look. This display is capable of reaching a bright 1000 nits to ensure visibility even in bright sunlight. The display area is covered with a Sapphire crystal cover to enhance its durability and protect the display from scratches and other damage.

OS & Processor

The Apple Watch Series 8 Hermes model is equipped with a powerful 64-bit dual-core S8 processor designed with System In Package (SIP) architecture, allowing for efficient multitasking capabilities.

The device comes with the watchOS 9 (20R361) pre-installed, and it’s fully compatible with the latest version of the watchOS, ensuring that users can stay up to date with the latest features and functions.

Battery

This Apple Watch model has a built-in Li-Ion battery. It provides a battery life of 18 hours, depending on usage. It can reach up to 36 hours when used with Low Power Mode, which disables the Always-On Display and other functions.

Size and Weight

This model weighs around 1.49 ounces (42.3 grams). This Apple Watch Hermes Series 8 is 1.61 inches in height x 1.37 inches in width x 0.42 inches in depth.

Inclusive Features:

Display is the high definition LCD, 6.1 inches and resolution is 1792×828, 326 ppi
Haptic touch
3 cameras with Wide and Ultra Wide field of view (120 degrees)
Front camera is tucked in a notch
12MP pictures and 4K video shooting
1.8 and 2.4 aperture and optical image stabilization
HD 1080p video recording at 25,30, and 60 fps and slow motion support
Night mode operation ability
iPhone 11 model A2221 Apple A13 Bionic 64-bit processor with six cores running on 2.66GHz
4 GB of RAM and up to 256 GB of flash memory
Dual-SIM cards (1 eSIM and 1 nano-SIM ).
Fast charge capable lithium-ion battery with wireless charging possibility
Small size and weight (only 6.84 Oz)
Face and speech recognition including various software support
Supports carrier bands in many countries around the Globe
Wifi and Bluetooth communication
Headphone accommodation and conversation boost feature
Sound recognition and notification for specific sounds
Assistive listening feature for loud places and environments
Apple pay and purchase ability
NFC with reader mode
The unit is protected from water, dust and is splash resistant

Introduction Date: September 7, 2022					Discontinued Date: NA
Processors					Memory
Processors		Dual Core			Onboard RAM	1 GB
Processor Speed		N/A			Storage
Processor Type		Apple S8			Capacity	32 GB
Connectivity Details					Song Capacity	N/A
USB Support				N/A	Photo Capacity	N/A
FireWire Support				N/A	Description
Standard Wireless				802.11b/g/n 2.4/5 GHz	Case Type		Watch
Standard Bluetooth				5.3	Form Factor		Apple Watch Series 8 (41 mm)
Cell Network				N/A	Housing Color		Aluminum
Battery Details					Controller		Digital Crown
Battery Type	Lithium Ion				Apple Order Number		MNN23CH/A
Battery Life	18 Hours				Apple Subfamily		Watch Series 8 41 mm
Stand by Time	N/A				Apple Model Number		A2857 (EMC 8096)
Operating System and Display					Model ID		Watch6,16
Pre-installed OS			watchOS 9 (20R361)		Camera		N/A
Maximum OS			Current		Dimensions		1.61 x 1.37 x 0.42
Built-in Display			1.8″ OLED		Average Weight		1.49 ounces
Display Resolution			352×430		Minimum iPhone Support		N/A

Identifier reference: MNN23CH/A, A2857, EMC 8096. Use these together because one Apple identifier can sometimes cover multiple configurations.

Last reviewed by Techable: September 4, 2025Identifiers checked: order number, A-number, EMC, and model identifier when available.

Model summary

This Apple Watch at a glance

Family: Apple Watch
Order Number: MNN23CH/A
Model Number: A2857
EMC: 8096
Year: 2023

Use the order number, A-number, EMC, and model identifier together when comparing, buying, or selling this device.

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Next steps

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Common questions

Is MNN23CH/A the same as A2857?

Not exactly. MNN23CH/A usually points to a specific retail configuration, while A2857 identifies the broader Apple hardware family. Always check the EMC and model identifier too.

What Apple Watch is model A2857?

A2857 is the Apple A-number shown for this Apple Watch family. Use the order number, EMC, and model identifier on this page to narrow the exact configuration.

What does EMC 8096 mean?

The EMC number is another Apple hardware identifier. It helps separate closely related models that may share a similar name, year, or A-number.

Can the RAM or SSD be upgraded?

Check the spec table for the exact configuration. Many newer Apple Silicon Macs have memory and storage integrated into the board, so RAM and SSD upgrades are often not practical after purchase.

What macOS versions work with this model?

Use the model identifier, release year, and processor family from the spec table when checking macOS compatibility. Compatibility can change as Apple releases new macOS versions.

Is this Apple Watch still worth buying used?

It can be, depending on price, battery health, memory, storage, and condition. Compare this exact order number and model identifier against similar Techable listings before buying.

How much is this Apple Watch worth?

Value depends on RAM, storage, battery health, cosmetic condition, accessories, and market demand. Use the SellMac path on this page for a quote or use the identifiers here when comparing resale prices.

What should I search if this page is not the exact configuration?

Search the order number first when available, then compare the A-number, EMC, model identifier, year, chip, RAM, and storage. The same A-number can cover more than one configuration.

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