Grand Seiko Heritage Collection Hi-Beat 40 MM GMT SS White Dial Watch SBGJ263 Grand Seiko a stainless-steel alloy that boasts

a stainless-steel alloy that boasts a PREN (Pitting Resistance Equivalent Number) value 1

Thanks to Grand Seiko’s unique Spring Drive movement

the GW-B5600 with Bluetooth® connectivity plus radio control

Case size: L× W× H: 49

Grand Seiko Heritage Collection Hi-Beat 40 MM GMT SS White Dial Watch SBGJ263 Grand Seiko a stainless-steel alloy that boastsThe 44GS design presented in Ever Brilliant Steel with a Hi Beat 36000 GMT When the 44GS first went on sale in 1967, it established the design language known as the Grand Seiko Style, which was devised to achieve a brilliantly shining watch. Now, as a modern interpretation of this ideal, the SBGJ263s exterior features many flat surfaces that exhibit an unblemished, mirror like surface. And thanks to the use of a cutting edge steel alloy for the case