Identify your Apple Watch – Apple Support (AU)

Apple Watch Series 5 (GPS + Cellular) Stainless Steel. 40mm case (Model: A2094 North America; A2156 Europe, Asia Pacific and China mainland) 44mm case (Model: A2095 North America; A2157 Europe, Asia Pacific and China mainland) Stainless steel, space black stainless steel or gold stainless steel, with a red ring on the Digital Crown

https://support.apple.com/en-au/HT204507