Grand Seiko SBGX337 9F61 0AL0 GS Sport Collection Quartz Watch Stainless Men. This watch is from japan. This is in a beautiful state as a USED product. It is in excellent condition with no noticeable damage or wear. Please refer to the photo for details about its condition. There is no problem with accuracy. My goal is to make your experience with me as stressfree as possible. Exterior: Stainless steel (partially hard coated). Lumibright: Yes (needle, index, bezel). Case size: Width 43.6 mm x Thickness 13 mm. Accuracy: Annual difference ± 10 seconds. Waterproof: 200m waterproof for ...