The automatic movement has a self-winding mechanism and doesn't require batteries

𝐒𝐞𝐢𝐤𝐨 𝐔𝐧𝐢𝐬𝐞𝐱 𝐇𝐚𝐫𝐝𝐥𝐞𝐱 𝐃𝐢𝐚𝐥 𝐖𝐚𝐭𝐜𝐡 𝐅𝐞𝐚𝐭𝐮𝐫𝐞𝐬: Movement: Automatic with manual winding capacity

Fits on 22mm and 23mm watch straps

durable Opti-Flex leash ends and marine grade stainless steel swivels complete the package on this optimized SUP-specific coiled surf leash

Seiko SRPB77 Presage Watch

Citizen Women's Eco-Drive Black Dial Band Stainless Steel Quartz Watch - GA1055-57F Color_Ai_Aqua The automatic movement has aCitizen Women's Eco Drive Black Dial Band Stainless Steel Quartz Watch GA1055 57F. The minute you land your eyes at this watch, you will want to own it. The Eco Drive technology is powered by light. This timepiece shall operate for approximately nine months when fully charged. It comes with one year international warranty, along with three years, three months and three days warranty in India. There is no need to change the battery. Brand Name: Citizen