Among its new watches this year, Grand Seiko has debuted an all-new Spring Drive movement that sets a new benchmark for ...

That’s great for budding enthusiasts, but it’s exactly what bedeviled the company’s luxury brand, Grand Seiko, when it first ...

Learn more There are different ways to measure timekeeping accuracy. Saying that Seiko’s most accurate watch is any Grand Seiko Spring Drive is correct because it is the brand’s mechanical movement ...