Model Number: A1975, A1977, A2007

Storage: 8GB, 16GB

Initial watchOS: watchOS 5.0

Latest watchOS: watchOS 10.6.1

Released: September 12 2018

Discontinued: September 10 2019

Weight:
- 30.1g (Aluminium)
- 39.8g (Stainless Steel)

Chipset: Apple S4

RAM: 1GB

Display Specifications:
- 1.533" OLED Multi Touch Screen
- 394 x 324 display resolution at 326ppi

Colours:
- Space Grey
- Silver
- Gold
- Chrome
- Space Black

New Features:
- Faster Processor
- More RAM
- Higher Storage
- Larger Display

Model Number: A1976, A1978, A2008

Storage: 8GB, 16GB

Initial watchOS: watchOS 5.0

Latest watchOS: watchOS 10.6.1

Released: September 12 2018

Discontinued: September 10 2019

Weight:
- 36.7g (Aluminium)
- 47.9g (Stainless Steel)

Chipset: Apple S4

RAM: 1GB

Display Specifications:
- 1.78" OLED Multi Touch Screen
- 448 x 368 display resolution at 326ppi

Colours:
- Space Grey
- Silver
- Gold
- Chrome
- Space Black

New Features:
- Faster Processor
- More RAM
- Higher Storage
- Larger Display