{"product_id":"evolution-9-spring-drive-u-f-a-ushio-300-diver-slgb025","title":"Evolution 9 Spring Drive U.F.A. Ushio 300 Diver SLGB025","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eIn 2025, Grand Seiko unveiled the Spring Drive Calibre 9RB2, a groundbreaking movement that received the then-new U.F.A. designation, standing for “Ultra Fine Accuracy.” Boasting an annual accuracy rate of ±20 seconds, Calibre 9RB2 earned the distinction of being the most accurate wristwatch movement powered by a mainspring.* This model is powered by Calibre 9RB1, featuring an improved construction that makes it ideal for sporting conditions while sharing the same attributes as the Calibre 9RB2.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe term \u003c\/span\u003e\u003ci\u003eushio\u003c\/i\u003e\u003cspan\u003e, which means “tide” in Japanese, evokes the waters that surround the Japanese archipelago. The green dial draws from the tranquil beauty of shallow coastal waters near the shore.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* As of April 2026, based on Grand Seiko’s research.\u003c\/span\u003e\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":43447323492413,"sku":"SLGB025","price":17700.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/0022\/6365\/files\/SLGB025_dd84097b-91d3-44fb-a134-9f967aa90328.jpg?v=1786430367","url":"https:\/\/houseofkennedy.com\/products\/evolution-9-spring-drive-u-f-a-ushio-300-diver-slgb025","provider":"House of Kennedy","version":"1.0","type":"link"}