{"product_id":"seakoss-100m-gmt-original-st2557-movement-men-s-diving-automatic-mechanical-watch-super-luminous-calendar-waterproof-wristwatch","title":"SEAKOSS 100M GMT Original ST2557 Movement Men's Diving Automatic Mechanical Watch Super Luminous Calendar Waterproof Wristwatch","description":"\u003cp\u003eGMT Diving Automatic Mechanical Watch For Men 1963 st2557 Automatic Movement 10Bar Waterproof Super Luminous Calendar Sapphire WristwatchesWatch Parameters:Brand Name: SEAKOSSWater Resistance Depth: 10BarStyle: BusinessBand Length: 21cmCase Material:316L Stainless steelOrigin: CN(Origin)Clasp Type: BuckleMovement: Mechanical Hand Wind,Automatic Self-WindCase Thickness: 17.5mmBoxes \u0026amp; Cases Material: PlasticBand Material Type:SiliconeFeature: Luminous,Auto Date,Chronograph,Complete Calendar,luminous handsBand Width: 24mmDial Diameter: 45mmCase Shape: RoundModel Number: 2557Automatic Self-WindDial Window Material Type: SapphireItem Type: Mechanical WristwatchesMovement: Genuine 2557 Automatic MovementFunction: 100m Waterproof, Calendar, Super Luminous,GMT\/24 HoursMovement Model: Automatic Self-Wind\u003c\/p\u003e\n\n\u003cp\u003eUser Guidance \u0026amp; FAQ ：\u003cbr\u003e\nQ: Is the GMT hand independent?\u003cbr\u003e\nA: Yes, the SEAKOSS GMT features an independent GMT hand that can be set to a second time zone without affecting the main hour hand.\u003cbr\u003e\nQ: Can I wear this watch for diving?\u003cbr\u003e\nA: With a 10ATM (100-meter) rating, it is perfectly suited for light water sports. For professional saturation diving, we recommend a 20ATM+ model.\u003cbr\u003e\nQ: What is the benefit of the Seagull ST2557 movement?\u003cbr\u003e\nA: The ST2557 is a \"workhorse\" movement known for its durability and ease of maintenance, a luxury usually found in higher-priced Swiss watches.\u003c\/p\u003e\n","brand":"SEAKOSS WATCH OFFICIAL","offers":[{"title":"Default Title","offer_id":52956380299553,"sku":"S8441 Blue","price":109.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/6784\/7201\/files\/Sc962f5542b0849d0948a3fb1f34c5ebfy.webp?v=1783404717","url":"https:\/\/www.seakoss.com\/products\/seakoss-100m-gmt-original-st2557-movement-men-s-diving-automatic-mechanical-watch-super-luminous-calendar-waterproof-wristwatch","provider":"SEAKOSS WATCH OFFICIAL","version":"1.0","type":"link"}