Seiko 5 Sports SRPG29K1 Blue Dial Automatic Men’s Watch

The Seiko 5 Sports SRPG29K1 brings classic field-watch styling together with the reliability and character of a modern automatic mechanical movement.

Part of Seiko’s 5 Sports Field Series, the SRPG29 is inspired by vintage field and military watch designs. Its clean blue dial, Arabic numerals and highly legible layout give the watch a timeless appearance that works equally well with casual and smart-casual clothing.

At the heart of the watch is Seiko’s 4R36 automatic movement, a 24-jewel mechanical calibre that operates at 21,600 vibrations per hour and provides approximately 41 hours of power reserve. It also offers manual winding and a convenient day/date display.

The 39.4mm stainless-steel case makes this model particularly appealing to men who prefer a more refined and wearable case size. Despite its compact diameter, the 48.1mm lug-to-lug measurement gives it a balanced presence on the wrist.

A curved Hardlex crystal protects the blue dial, while LumiBrite on the hands and indexes improves visibility in low-light conditions. The stainless-steel bracelet provides a versatile finish and complements the watch’s understated field-watch character.

With 100m water resistance, a screw-down see-through case back and practical day/date functionality, the SRPG29K1 is built to be more than a dress accessory—it’s a dependable everyday mechanical watch.

Technical Specifications

Movement

Calibre: 4R36
Type: Automatic with manual winding
Jewels: 24
Frequency: 21,600 vibrations per hour
Power reserve: Approximately 41 hours
Functions: Hours, minutes, seconds, day/date
Stop-seconds function: Yes

Case

Material: Stainless steel
Diameter: 39.4mm
Thickness: 13.2mm
Lug-to-lug: 48.1mm
Lug width: 20mm
Crystal: Curved Hardlex
Case back: See-through and screw-down
Magnetic resistance: 4,800 A/m

Dial

Colour: Blue
Style: Field / military-inspired
Numerals: Arabic numerals
Luminous material: LumiBrite on hands and indexes
Calendar: Day/date

Bracelet

Material: Stainless steel
Clasp: Three-fold clasp with push-button release and secure lock

Water Resistance

100m / 10 bar / 330ft