SEIKO GRAND SEIKO Sports Collection SBGN029 #K430. Our partner craftsman has a maintenance and exterior finish. Case size: 39mm Wrist size (cm): 20.5cm Wrist size (inches): 8.07 Material: SS Movement: Quartz. Please check items photo about condition. This is a machine translation, so feel free to ask questions if you do not understand. We do not accept cancellations after an order has been placed. International Buyers - Please Note. We do not accept cancellations after an order has been placed due to system reasons. We are officially registered as legal business in Japan police. Public ...