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The stainless steel Apple Watch case is made of stainless steel and screen is made of Sapphire Crystal
Only the aluminum case watches have the ion glass
Answered by Metalmachine 2 years ago
The stainless steel models have sapphire crystal. IonX is only on the aluminum sport models.
Answered by MCC8719 2 years ago
On the back of the stainless steel casing, it’s labeled sapphire crystal.
Answered by DuckHunt 1 year ago