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Seiko 5 Sports SRPJ81

Regular price $315.00

Field-watch design works because every mark has a job. The Seiko 5 Sports SRPJ81 builds on that idea with a black dial, an inner 24-hour scale and luminous hands and markers, all housed in a mid-size steel case.

Why this watch stands out

A red-tipped seconds hand adds a small point of contrast without distracting from the time. The day-date display brings...

  • Sku: SRPJ81
  • Available: In stock
  • Vendor: Seiko
Seiko 5 Sports SRPJ81
Seiko 5 Sports SRPJ81
Regular price $315.00

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Field-watch design works because every mark has a job. The Seiko 5 Sports SRPJ81 builds on that idea with a black dial, an inner 24-hour scale and luminous hands and markers, all housed in a mid-size steel case.

Why this watch stands out

A red-tipped seconds hand adds a small point of contrast without distracting from the time. The day-date display brings everyday utility, and the 24-jewel automatic movement can be wound by hand or wrist motion, with approximately 41 hours of reserve. Its movement is visible through the caseback; the steel bracelet and 100-meter water-resistance rating suit regular wear.

Our take

The SRPJ81 is a field-inspired automatic that keeps its priorities straight: a clear dial, useful calendar and compact proportions.

COLLECTION: Seiko 5 Sports
GENDER: Men's
MOVEMENT: Automatic
BAND: Stainless Steel
DIAL COLOR: Black
CALIBER: 4R36
BOOKLET: JSY4RCC2
PRODUCT NAME: Seiko 5 Sports
CALIBER: Caliber 4R36
VIBRATION: 21,600 vibrations per hour
POWER RESERVE: 24 jewels
CASE DIAMETER (MM): 36.40
CASE THICKNESS (MM): 12.50
CASE LENGTH (MM): 44.40
WEB CASE MATERIAL: Stainless steel case
WEB CRYSTAL: Curved Hardlex crystal
WEB STRAP: Stainless steel bracelet
WEB LUG: 18
WEB WATER RESISTANCE: 10 bar, 100 meters (330 feet)
CASE CROSS REFERENCE: Midsize1

  • Seiko 5 Sports Collection
  • Inspired by vintage field/aviator style
  • Automatic with manual winding capability
  • Black dial
  • 60-minute track on the outer dial
  • 13-24 hour military time scale on inner dial
  • Red-tipped second hand
  • Day/date calendar
  • Luminous hands and markers
  • Screwdown see-through caseback
  • Tri fold push-button release clasp

Seiko's journey, which began in 1881, is a remarkable story of vision, innovation, and dedication. When Kintaro Hattori, a 21-year-old entrepreneur, opened his small shop in Tokyo’s bustling Ginza district, he laid the foundation for what would become one of the world’s most respected watchmaking companies. Initially, Hattori focused on selling and repairing watches and clocks, but his ambition was far greater. He envisioned creating timepieces that would not only be precise but also reflect the spirit of Japanese craftsmanship.
In 1892, just over a decade after opening his shop, Hattori took a significant step forward by founding Seikosha, a factory dedicated to producing wall clocks. The name "Seikosha" means "House of Exquisite Workmanship," and it represented Hattori’s commitment to quality. By 1913, Seikosha had produced Japan’s very first wristwatch, the Laurel, marking a historic milestone for both the company and the nation’s watchmaking industry.

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