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Apple Watch 38mm (1st gen) (A1553) Specs, TAC & Unlock | unlock.cx

Apple Watch 38mm (1st gen)

A1553

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Apple Watch 38mm (1st gen) (A1553) — Full Specifications & TAC Codes

Name: unlock.cx GSMA TAC & Mobile Device Specifications Database
Creator: unlock.cx

Released Discontinued. Supported model numbers: A1553. 39 hardware specification entries and carrier unlock services on unlock.cx.

Apple Watch 38mm (1st gen) Model Numbers & Regional Identifiers

Search or verify any of these hardware model codes on unlock.cx for IMEI check, carrier lock status, and factory unlock eligibility:

Apple Watch 38mm (1st gen)A1553

Network

EDGE: No
GPRS: No
2G bands: N/A
Technology: No cellular connectivity

Launch

Status: Discontinued
Announced: 2014, September. Released 2015, May

Body

SIM: No
Build: Glass front (Sapphire crystal), ceramic/sapphire crystal back, stainless steel frame

Weight

40 g body (2.72 oz)

Dimensions

38.6 x 33.3 x 10.5 mm (1.52 x 1.31 x 0.41 in)

Protection

IPX7 water resistant up to 1 meter and 30 minutes

Display

Size: 1.5 inches
Type: Retina OLED, 450 nits (peak)
Protection: Sapphire crystal glass
Resolution: 340 x 272 pixels (~290 ppi density)
displayother: 3D Touch display

Platform

OS: watchOS 1.0, upgradable to watchOS 4.3.2
CPU: 520 MHz Cortex-A7
GPU: PowerVR SGX543
Chipset: Apple S1 (28 nm)

Memory

Internal: 8GB 512MB RAM
Card slot: No

Sound

3.5mm jack: No
Loudspeaker: Yes

Comms

NFC: Yes
USB: No
WLAN: Wi-Fi 802.11 b/g/n
Radio: No
Bluetooth: 4.0, LE
Positioning: No

Features

Sensors: Accelerometer, gyro, heart rate
featuresother: Natural language commands and dictation

Battery

Type: Li-Ion 205 mAh (0.78 Wh), non-removable
Charging: Wireless

Misc

Price: About 650 EUR
Colors: Stainless Steel/Red, White, Brown/Black/Blue/Red/Marigold/Jay Buckle, Blue/Stone Leather Loop, Silver/Space Black Milanese Loop, Link Bracelet, Space Black Stainless Steel/Black, Black Link Bracelet, Pearl Woven Nylon
Models: A1553
Versions: Version: A1553 Compatible with Apple iPhone 5 (or newer)

Camera

cam1modules: No

Other model numbers in this family

The same device ships under several model numbers. Pick the one printed on your unit.

Apple Watch Edition 38mm (1st gen)