How do I view my Blood Oxygen levels on my Gen2 Touchscreen Smartwatch on my Gen2 Touchscreen Smartwatch? To view your Blood oxygen levels: Open the Citizen Connected Wellness app on your watch Select Blood Oxygen Your most recent Blood Oxygen level is displayed on the screen. To view past data, please scroll up to access the history. Related articles What accessories are available for the Hybrid Gen2 Smartwatch? How do I customise my complication on my Gen2 Hybrid Smartwatch?