Seiko - Prospex - Unisex - 2025

Seiko Prospex SPB517
Datsun 240Z Limited Edition
Limited to 2500 pieces worldwide

This Seiko Prospex SPB517 Datsun 240Z Limited Edition, purchased in Japan, is offered for sale.

This special collaboration celebrates the legendary Datsun 240Z and combines Seiko’s modern mechanical engineering with classic Japanese automotive heritage. The design features subtle automotive details, including a countdown inner bezel and rally-style leather strap.

Limited production:
• 2500 pieces worldwide
• Individually numbered case back
• “Limited Edition” engraving
• Engraved Datsun logo

Technical specifications:

Movement: Seiko Caliber 6R55
Movement system: Mechanical automatic winding (with manual winding)
Accuracy: ±25 seconds per day
Power reserve: Approximately 72 hours (fully wound)
Jewels: 24
Function: Stop-seconds (hacking)

Case material: Stainless steel
Case coating: DiaShield
Case thickness: 12.0 mm
Case width: 39.5 mm
Case height (lug-to-lug): 44.5 mm
Crystal: Curved sapphire crystal
Crystal coating: Built-in anti-reflective coating
Inner bezel: Countdown scale
Case back: Screw-down case back

Lumibrite: Yes (hands, hour markers, dial ring)
Water resistance: 200 meters
Magnetic resistance: Yes
Weight: 86 g

Strap material: Cowhide leather (rally style with red lining)
Clasp: Stainless steel tri-fold clasp with push-buttons
Maximum wrist length: 185 mm

Condition:

The watch is in excellent, near-new condition and has not been worn.
Only the leather strap shows a small mark from fitting (see photos).
Case, crystal and clasp are in outstanding condition.

Scope of delivery

• Original Seiko outer box
• Special red Datsun edition box
Warranty card
• Booklets

This limited edition is a refined combination of motorsport heritage and modern Seiko craftsmanship, and a highly attractive piece for collectors of both Japanese watches and automotive history.