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Apple Watch Nike Series 7 45mm Smart Watch Black
45mm or 41mm
Water resistant (footnote 1 description below)
The most crack-resistant durable front crystal
IP6X dustproof rating (footnote 1 explanation below)
Always-on Retina display
Approximately 20% larger than SE
Over 50% greater than Series 3
Oxygen application in blood (footnote 4 explanation below)
ECG application (footnote 5 explanation below)
High and low heart rate notifications
Irregular heart rhythm notification( footnote 6 explanation below)
Emergency SOS call( footnote 7 explanation below)
Fall detection
Tags: apple, watch, nike, series, 45, mm, smart, watch, black