{"product_id":"seiko-prospex-mens-marine-green-gmt-42mm-watch-spb381j1","title":"Men's \"Marine Green\" GMT 42mm Watch","description":"\u003cp\u003eThe Seiko Prospex SPB381J1 is a modern re-interpretation of the iconic 1968 Diver’s watch, inspired by Japan’s first hi-beat one-piece diver created by Seiko. The original model’s success laid the foundations for over sixty years of Seiko diver’s watch innovation, delivering precise and wearable timepieces trusted by both professional and recreational divers.\u003c\/p\u003e\n\u003cp\u003ePowered by the new in-house Calibre 6R54, this watch is the first Seiko diver to feature mechanical GMT functionality. Designed for everyday comfort and long-term durability, it offers a bracelet with a low centre of gravity and short-pitch construction, a three-day power reserve, and a high-quality scratch-resistant Japanese ceramic diving scale, with water resistance up to 200 metres.\u003c\/p\u003e\n\u003cp\u003ePart of the Prospex range—combining ‘Professional’ and ‘Specifications’—the SPB381J1 is built to meet the demands of extreme environments while remaining practical and reliable for daily wear. This exceptional timepiece has also been nominated for the 2023 GPHG Awards in the Challenge category, a prestigious recognition from the Grand Prix d’Horlogerie de Genève, celebrating excellence in global watchmaking.\u003c\/p\u003e","brand":"Seiko Prospex","offers":[{"title":"Default Title","offer_id":52590519648522,"sku":"SPB381J1","price":1400.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0926\/5276\/5450\/files\/seiko-prospex-mens-marine-green-gmt-42mm-watch-p43941-73332_image.png?v=1781650192","url":"https:\/\/www.francisandgaye.co.uk\/products\/seiko-prospex-mens-marine-green-gmt-42mm-watch-spb381j1","provider":"Francis \u0026 Gaye","version":"1.0","type":"link"}