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Seiko Prospex

SPB513J1

SPB513J1

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Seiko Prospex x Automatic ft. Mechanical Speedtimer Men Formal Round 200m Water Resistant Watch SPB513J1 SPB513 SPB-513 SPB-513J1

Discover the Seiko Speedtimer mechanical watch with its innovative countdown timer function, operated via the side crown for precise interval measurements. Features a vintage-inspired 1970s design with orange accents, multi-row stainless steel bracelet, and compact case for superior comfort and reliability. Perfect for motorsports enthusiasts and everyday timing tasks.

Caliber Number / Movement
6R55 (automatic with manual winding capacity)

Power Reserve / Accuracy
Approximately 72 hours (+25 to -15 seconds per day)

Crystal
Sapphire crystal (curved, anti-reflective coating)

Luminous
LumiBrite on hands and indexes

Case / Band Material
Stainless steel (super hard coating) case with stainless steel band (three-fold clasp with push-button release)

Water Resistance
200m / 20 bar

Case Size
Thickness: 12.0 mm
Diameter: 39.5 mm
Length: 44.5 mm
Lug width: 20.0 mm

Other Specifications
Seiko Prospex x Automatic ft. Mechanical Speedtimer
Made in Japan
Magnetic resistance (4,800 A/m)
Rotating countdown inner ring
Screw case back
24 jewels
Date display
Stop second hand function (hacking mechanism)
Regular timekeeping (analog display)

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