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Crafted with precision and heritage in mind, the Seiko Prospex Speedtimer SFJ003P is a striking men’s watch that brings together innovation and timeless design. This solar-powered chronograph, inspired by Seiko’s iconic 1969 Speedtimer, features a stainless steel case and bracelet, curved sapphire crystal with anti-reflective coating, and a refined black dial with four sub-dials for split-second accuracy. Engineered with Seiko’s 8A50 caliber, it offers up to 6 months of power reserve and ±15 seconds monthly accuracy. With a 42mm case, 100 meters water resistance, and a screw case back, this timepiece blends durability with elevated style—making it a standout in the premium men’s watch category.
Feature Overview
Warranty
3 Years
Packaging
Premium Seiko Box
Case Size
42mm
Gender
Men
Glass Material
Sapphire Crystal
Movement
Solar
Water Resistance
100 Meters
Band Type
Silver Stainless Steel
Specifications
Brand: Seiko
Model: SFJ003P
Caliber Number: 8A50
Movement Type: Solar
Accuracy: ±15 seconds per month
Duration: Operating for approx. 6 months (when fully charged)
Case Material: Stainless steel
Crystal: Curved sapphire crystal
Crystal Coating
Anti-reflective coating on inner surface
LumiBrite: Lumibrite on hands and index(es)
Clasp: Three-fold clasp with push button release
Water Resistance: 100 Meters
Case Size Thickness: 12.9 ㎜
Case Diameter: 42 ㎜
Case Length: 48.3 ㎜
Weight: 152.0 g
Other Specifications: Screw case back, Chronograph up to 60 minutes in 1/100 second increments
Equipped with small seconds hand
Overcharge prevention function
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