Seiko 5 Sports – Model SRPL77

SKX Mid-Size Automatic Diver Style

The Seiko 5 Sports SRPL77 SKX Mid-Size pays homage to the classic quartz diver’s watches of the 1980s, reimagined with modern upgrades for today’s generation. With its 38 mm stainless steel case, slim profile, and three-row stainless steel bracelet, this watch combines vintage styling with contemporary comfort and durability.

Featuring a navy blue dial framed by a coordinating unidirectional rotating bezel, the SRPL77 delivers the iconic SKX diver look in a more compact size. Powered by Seiko’s reliable Caliber 4R36 automatic movement, this timepiece offers manual winding, hacking capability, and a power reserve of approximately 41 hours.

Designed for versatility, it includes a day/date display, luminous hands and markers, and a screwdown see-through caseback for a clear view of the movement inside. With 10 bar (100 meters) water resistance, this SKX Mid-Size is ready for everyday wear and weekend adventures alike.

Design Overview

The SRPL77 blends the heritage of the SKX diver with a smaller 38 mm case, offering both timeless style and wearable comfort. Its blue dial and bezel evoke classic diving aesthetics, while the stainless steel bracelet ensures secure all-day wear. A see-through caseback adds a touch of modern transparency, letting enthusiasts admire the mechanical precision within.

Key Highlights

✔ Mid-size SKX design with a 38 mm stainless steel case
✔ Navy blue dial with luminous hands and markers
✔ Blue unidirectional rotating elapsed timing bezel
✔ Caliber 4R36 automatic movement with hacking and manual winding
✔ 24 jewels and 21,600 vibrations per hour for reliable accuracy
✔ Power reserve of approximately 41 hours
✔ Day/date display in English and Kanji
✔ Screwdown see-through caseback
✔ Stainless steel three-row bracelet with tri-fold push button release clasp
✔ Water resistance to 100 meters (10 bar)

Features & Specifications

Case & Dimensions

• Case Diameter: 38 mm

• Thickness: 12.1 mm

• Length: 44.2 mm

• Material: Stainless steel case

• Crystal: Hardlex crystal

Dial & Strap

• Dial Color: Navy blue

• Hands & Markers: Luminous coating for readability

• Strap: Stainless steel bracelet

• Lug Width: 20 mm

• Clasp: Tri-fold push button release clasp with secure lock

Movement

• Type: Automatic with manual winding

• Caliber: 4R36

• Jewels: 24

• Frequency: 21,600 vibrations per hour

• Power Reserve: Approx. 41 hours

Water Resistance

• 10 bar / 100 meters / 330 feet

Summary

The Seiko 5 Sports SRPL77 SKX Mid-Size combines vintage diver styling with a compact, modern build. With its reliable automatic movement, durable stainless steel case, and 100 meters of water resistance, this watch is perfect for enthusiasts who want classic SKX design in a versatile everyday size.

For more details, visit the official Seiko website.

Warranty

This watch comes with Seiko’s official 3-year warranty, offering peace of mind and long-term reliability.

Important Store Info

▶︎Processing Time & Shipping Policy
▶︎Refund policy
▶︎We only carry SEIKO USA products.
▶︎Unfortunately, we DO NOT ship internationally.