SEIKO 5 SPORTS SRPD51K1

“Automatic attitude wrapped in blue steel.”

The SRPD51K1 doesn’t apologize for being mechanical. It’s powered by your motion, built of stainless steel, and dressed in blue bezel flair. Think daily wear meets weekend warrior-watch: reliable, bold, and effortlessly under control.

Key Features

• Automatic Movement (Calibre 4R36) – hand-winding and hacking included; no battery drama.
• Approx. 41-Hour Power Reserve – wear it today, and it’ll still be ticking tomorrow.
• Day & Date Display – practical enough for work, bold enough for weekend.
• Blue Sun-Burst Dial + Blue Bezel – style note: you’ll notice it.
• Unidirectional Rotating Bezel – subtle sporty edge, even if you never dive.
• Stainless Steel Case & Bracelet – tough, polished, ready for everything.
• Hardlex Crystal – stronger than basic mineral glass, built for real life.
• 100 m Water Resistance / 10 bar – swims? fine. Scuba? not this one.

Specifications

• Model: SRPD51K1
• Movement: Automatic (Seiko Calibre 4R36)
• Jewels: 24 Jewels (as part of the 4R36)
• Power Reserve: Approx. 41 hours
• Case Material: Stainless Steel
• Bracelet Material: Stainless Steel
• Crystal / Glass: Hardlex
• Case Diameter: ~42.5 mm
• Case Thickness: ~13.4 mm
• Lug-to-Lug: ~46 mm
• Water Resistance: 100 m / 10 bar
• Colorway: Blue sunburst dial + silver case/bracelet + blue bezel

Wear it to meetings, weekends, or that once-in-a-lifetime adventure — the SRPD51K1 is built to keep pace, look sharp, and remind you that automatic doesn’t mean antiquated.