Apple Watch Series 4
To find your case size and more information, check the engraving on the back of your Apple Watch.
Apple Watch Series 4 (GPS)
40mm case (Model: A1977)
44mm case (Model: A1978)
Space Grey, Gold or Silver Aluminium
Ion-X glass, Retina display and ceramic back
Apple Watch Nike+ (GPS)
40mm case (Model: A1977)
44mm case (Model: A1978)
Space Grey or Silver Aluminium
Ion-X glass, Retina display and ceramic back with Nike logo
Apple Watch Series 4 (GPS + Cellular) Aluminium
40mm case (Model: A1975 North America, A2007 Europe, Asia-Pacific and China mainland)
44mm case (Model: A1976 North America, A2008 Europe, Asia-Pacific and China mainland)
Space Grey, Gold or Silver Aluminium with a red ring on the Digital Crown
Ion-X glass, sapphire crystal, Retina display and ceramic back
Apple Watch Nike+ (GPS + Cellular)
40mm case (Model: A1975 North America, A2007 Europe, Asia-Pacific and China mainland)
44mm case (Model: A1976 North America, A2008 Europe, Asia-Pacific and China mainland)
Space Grey or Silver Aluminium with a red ring on the Digital Crown
Ion-X glass, sapphire crystal, Retina display and ceramic back with Nike logo
Apple Watch Series 4 (GPS + Cellular) Stainless Steel
40mm case (Model: A1975 North America, A2007 Europe, Asia-Pacific and China mainland)
44mm case (Model: A1976 North America, A2008 Europe, Asia-Pacific and China mainland)
Stainless steel, space black stainless steel, or gold stainless steel, with a red ring on the Digital Crown
Sapphire crystal, Retina display and ceramic back
Apple Watch Hermès (GPS + Cellular)
40mm case (Model: A1975 North America, A2007 Europe, Asia-Pacific and China mainland)
44mm case (Model: A1976 North America, A2008 Europe, Asia-Pacific and China mainland)
Stainless steel with a red ring on the Digital Crown
Sapphire crystal, Retina display and ceramic back with Hermès logo