Description
The Seiko Prospex Speedtimer Datsun 240Z SPB517J blends traditional craftsmanship with modern functionality. Its 6R55 automatic calibre harnesses the wearer’s motion to keep accurate time, eliminating the need for a battery. The movement features a three-hand analogue display with a date function, offering both elegance and practical usability. With a 72-hour power reserve and accuracy of +25 to -15 seconds per day, this watch delivers reliable performance in daily conditions.
The stainless steel case measures 39.5mm in diameter, 44.5mm in length, and 12mm in thickness, providing a comfortable fit for most wrists. The curved sapphire crystal has an anti-reflective coating on the inside for enhanced clarity and scratch resistance. Water resistance reaches 200 metres, making the watch suitable for both professional and casual settings. At just 86g with a black leather strap, the SPB517J combines comfort with versatility.
Seiko Prospex Speedtimer Datsun 240Z SPB517J black dial features Lumibrite hands and markers for visibility in low light. The rotating inner ring adds practical timing functionality. The exhibition case back showcases Seiko’s mechanical artistry. Released as a limited edition of 2,500 pieces worldwide, it comes in a special presentation box, combining collector appeal with everyday performance.

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