The Seiko 5 Sports Field series HDB002K1 is a robust timepiece designed for everyday reliability and functional style. Built with a durable stainless steel case and a curved Hardlex crystal, this automatic watch delivers enduring performance across diverse environments.

Powered by the dependable Caliber 4R34 automatic movement with manual winding capability, the watch offers an approximate 41-hour power reserve. It features a practical 24-hour dual time display hand, a date complication, and a stop second hand mechanism for precise time setting.

Equipped with LumiBrite on the hands and indices, this watch ensures clear readability in low-light conditions. A secure three-fold clasp with push-button release, 10 bar water resistance, and a see-through screw case back make it a versatile choice for any routine.

Key Features

Brand	Seiko
Collection	5 Sports Field Series
Model Number	HDB002
SKU	HDB002K1
Gender	Men's
Caliber Number	4R34
Movement Type	Automatic with manual winding
Power Reserve	Approx. 41 hours
Jewels	24
Functions	24-hour hand (dual time display function), Stop second hand function, Date display
Case Material	Stainless steel
Case Diameter	39.4 mm
Case Thickness	13.6 mm
Lug-to-Lug	47.9 mm
Distance Between Lugs	20 mm
Crystal	Curved Hardlex
LumiBrite	Lumibrite on hands and indices
Clasp	Three-fold clasp with push button release
Bracelet Length	205.0 mm
Water Resistance	10 bar
Magnetic Resistance	4,800 A/m
Weight	147.0 g
Case Back	See-through & screw case back

Highlights

Seiko Caliber 4R34 automatic movement with manual winding and 41-hour power reserve
Dual time tracking with dedicated 24-hour hand
Solid stainless steel case with curved Hardlex crystal
10 bar water resistance and 4,800 A/m magnetic resistance
LumiBrite coating on hands and indices for enhanced low-light visibility
Exhibition see-through screw case back

Frequently asked questions

What movement powers this watch?

This watch is powered by the Seiko Caliber 4R34 automatic movement with manual winding capability and 24 jewels.

Does this watch have a dual time or GMT function?

Yes, it features a dedicated 24-hour hand that allows for dual time zone tracking.

What is the water resistance rating of this watch?

The watch has a water resistance rating of 10 bar.

What are the dimensions of the case?

The case measures 39.4 mm in diameter, 13.6 mm in thickness, and 47.9 mm from lug to lug, with a 20 mm lug width.

What type of crystal is fitted on the watch?

The watch is equipped with a curved Hardlex crystal.

How long is the power reserve?

The mechanical movement has an approximate power reserve of 41 hours.

Seiko 5 Sports Men's Field Automatic Watch

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