Seiko Presage SPB525J1 Classic Ai Iro Japan Blue 6R55 40.2mm

The Seiko Presage SPB525J1 from the Classic Series Ai Iro Japan Blue blends Japanese watchmaking tradition with a refined Japan Blue design. Powered by the automatic 6R55 calibre with 72 hours of power reserve, a 40.2 mm super-hardened stainless steel case and double-curved sapphire crystal, it is an elegant everyday watch.

Classic elegance inspired by Japan Blue. The Seiko Presage SPB525J1Classic Series Ai Iro Japan Blue, a collection that pays tribute to traditional Japanese blue tones applied to modern watchmaking. Its clean, understated design combined with a Japan Blue-style dial makes it a perfect choice for those seeking discreet sophistication.

Inside beats the automatic 6R55 calibre with manual winding, 24 jewels, stop-second function and an approximate 72-hour (3-day) power reserve, delivering reliability and everyday convenience. The stainless steel case with super-hard coating measures 13.0 mm in thickness, 40.2 mm in diameter and 46.0 mm in length, offering a well-balanced size on the wrist.

The double-curved sapphire crystal with inner anti-reflective coating ensures excellent legibility from different angles and under varying light conditions. A deployant clasp with push-button release and 20 mm lug width provide comfort and stability, while the see-through screw-down case back lets you admire the 6R55 movement.

With 10 bar water resistance and 4,800 A/m magnetic resistance, the SPB525J1 is ready for everyday wear, maintaining accuracy and protection against common magnetic fields. The Presage focus on craftsmanship and detail is visible in the mix of polished and brushed finishes that highlight the watch’s elegant character.

If you are looking for a Seiko automatic watch with the 6R55 calibre, classic styling and the unique charm of Japan Blue, the Presage SPB525J1 is an excellent choice for both daily wear and more formal occasions.

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