How often to I need to sync my Gen 2 Hybrid smartwatch in the Citizen Connected app? We recommend syncing at least once daily to guarantee your device stays fully updated and properly functioning. Regularly syncing in the Citizen Connected app also prevents the loss of Activity data. Related articles How do I access features on my watch? Why is my paired CZ Smart Gen 2 Hybrid watch not syncing? How often should I charge my Eco-Drive watch? Can I purchase an additional charger for my CZ Smart Gen2 Hybrid Smartwatch?