Grand Seiko Sport Collection 9F Quartz GMT 39mm Watch lifestyle hover The OMEGA Master Chronometer calibre delivering a remarkable 72 The OMEGA Master Chronometer calibre 8800 at the heart of this timepiece can be seen through the transparent caseback Certified at the industry’s highest standard by the Swiss Federal Institute of Metrology (METAS) and able to withstand magnetism of 15 The suitability of this remarkable Grand Seiko quartz movement to the international traveller is enhanced by the addition of a GMT hand The high precision (+ 10 seconds a year) of Caliber 9F86 is not compromised when the time zone is changed as the watch continues to keep perfect time even when the crown is pulled out and the hour hand is moved to adjust the local time