This 26mm Grenen features an ocean blue matte dial, at least 50% recycled stainless steel case, solar-powered movement and stainless steel mesh strap. Watch strap is not interchangeable.This 26mm Grenen features an ocean blue matte dial, at least 50% recycled stainless steel case, solar-powered movement and stainless steel mesh strap. Watch strap is not interchangeable.