The Seiko 5 Sports Field series presents a brand - new watch with GMT function for the first time. The standout, five - sided red GMT hand offers great readability against the black dial. This watch features a thick, curved glass and a multi - link bracelet, giving it an elegant look that's ideal for travelers. Case Size: 39.4mm. Caliber: 4R34. It has a 41 - hour power reserve and 24 jewels. The case and bracelet are made of stainless steel. It comes with a three - fold clasp with secure lock, a see - through and screw case back, and curved Hardlex. Water resistance is 4,800 A/m. Style# - SSK023.

Using this Seiko watch is easy. Just wind it up to start the power reserve of 41 hours, and it'll keep running. The GMT function is great for travelers, allowing you to keep track of different time zones. When you wear it, make sure the three - fold clasp with a secure lock is properly fastened. For maintenance, keep it away from strong magnetic fields and extreme temperatures. Clean it regularly with a soft cloth. If you're going to swim or be in water, note its water resistance of 4,800 A/m. And don't open the see - through and screw case back by yourself, as it might damage the watch.