Apple Watch Series 8 (Cellular, Global, 45 mm) Specs

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Apple Watch – A2775 – MNK73B/A

About this Apple Watch

Apple launched the Apple Watch Series 8 – A2775 Cellular 45 mm model on September 7, 2022. This Apple Watch model is currently available for purchase all around the globe except the countries including the United States, Canada, Puerto Rico, and China. This model shares several standard features with its predecessors (Series 7). Apple’s notable improvements in this model are temperature sensors for expanded health monitoring and Crash detection. The device is available in both aluminum and stainless steel case options, with four color options (warm Gray Starlight, nearly black Midnight, Silver, and (PRODUCT) RED) for the aluminum case and three (Gold, Graphite, and Silver) for the stainless steel. It must be connected to an iPhone 8 or later (with iOS16 or later) to use the Internet and perform additional functions.

The Apple Watch Series 8 – A2775 Cellular features a 1.9-inch Always-On Retina LTPO OLED display with a resolution of 396 x 484 and a 45 mm casing size. Depending on the case material, the display is protected by either Ion-X glass or Sapphire crystal. The device also has 32 GB of internal flash storage and 1 GB of RAM, and a Digital Crown with haptic feedback for easy navigation.

Under the hood, the device is powered by a 64-bit dual-core S8 processor with System In Package architecture. This model comes with pre-installed watchOS 9 (20R361). It is also fully compatible with the latest watchOS version. The device has a built-in rechargeable Li-Ion battery that provides a battery life of 18 hours and can last up to 36 hours when Low Power Mode is enabled.

The Apple Watch Series 8 – A2775 Cellular weighs 1.37 ounces (38.8 grams) in the aluminum casing and 1.82 ounces (51.5 grams) in the stainless steel casing. It measures 1.77 inches in height, 1.50 inches in width, and 0.42 inches in depth.

Apple S8

1 GB

32 GB

18 Hours

Storage & Memory

The Apple Watch Series 8 – A2775 model features 1 GB onboard RAM. The flash storage capacity for this device is 32 GB.

Screen Size and Resolution

This model boasts a 1.9-inch Always-On Retina LTPO OLED display, offering a resolution of 396 x 484 and a display area of 1143 square mm with rounded edges. The display is also capable of reaching a brightness of 1000 nits. To ensure durability, the stainless steel version is equipped with a Sapphire crystal cover, and the aluminum version uses Ion-X glass.

OS & Processor

The Apple Watch Series 8 – A2775 model is powered by a 64-bit dual-core S8 processor, designed with System In Package (SIP) architecture. It comes pre-installed with watchOS 9 (20R361) and is fully compatible with the latest watchOS version.

Battery

This model features a built-in rechargeable Li-Ion battery, which provides a battery life of 18 hours and can last up to 36 hours with the Low Power Mode enabled that disables the Always-On Display and other functions.

Size and Weight

This watch is available in two weight configurations: 1.37 ounces (38.8 grams) for the aluminum version and 1.82 ounces (51.5 grams) for the stainless steel version. This model is 1.77 inches in height, 1.50 inches in width, and 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: N/A
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 (45 mm)
Cell Network				N/A	Housing Color		Aluminum
Battery Details					Controller		Digital Crown
Battery Type	Lithium Ion				Apple Order Number		MNK73B/A
Battery Life	18 Hours				Apple Subfamily		Watch Series 8 45 mm
Stand by Time	N/A				Apple Model Number		A2775 (EMC 8097)
Operating System and Display					Model ID		Watch6,17
Pre-installed OS			watchOS 9 (20R361)		Camera		N/A
Maximum OS			Current		Dimensions		1.77 x 1.50 x 0.42
Built-in Display			1.9″ OLED		Average Weight		1.37/1.82 ounces
Display Resolution			396×484		Minimum iPhone Support		N/A

Identifier reference: MNK73B/A, A2775, EMC 8097. 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: MNK73B/A
Model Number: A2775
EMC: 8097
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 MNK73B/A the same as A2775?

Not exactly. MNK73B/A usually points to a specific retail configuration, while A2775 identifies the broader Apple hardware family. Always check the EMC and model identifier too.

What Apple Watch is model A2775?

A2775 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 8097 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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