GRAND SEIKO Sport Collection SBGN029 9F86 WATCHProduct Highlights Featuring the "Caliber 9F86" developed to achieve the ultimate quartz precision, this model combines a sophisticated sports design with a touch of elegance. With the "time difference correction function," you can adjust the hour hand without stopping the watch to match the time in different time zones, ensuring the high accuracy of a quartz watch is maintained. The case with a hairline finish, a 24 hour metal bezel, and a simple