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SRQ051

Seiko

SRQ051 Mechanical Chronograph

Also sold as SRQ051J1Japan

In production All SRQ references →
Caliber
8R48
Case diameter
42mm
Water resistance
100 m
Power reserve
45h

Seiko SRQ051: caliber 8R48, 42 mm case, 100 m water resistance.

Where to buy

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Specifications

Specifications from Seiko, last seen 2026-09-21.

Movement

Caliber
8R48 All 8R48 watches →
Movement
Automatic
Power reserve
45h
Jewels
34

Case & crystal

Case material
Stainless steel (super hard coating)
Case diameter
42mm
Case thickness
14.6mm
Lug to lug
49.5mm
Lug width
20mm
Crystal
Dual-curved sapphire crystal

Resistance

Water resistance
100 m
Magnetic resistance
4,800 A/m

Catalogue

Family
SRQ
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Variants Same watch, different market or bracelet

Reference Edition Region Band Clasp Weight
SRQ051J1 J1 Japan Three-fold clasp with push button release 183g

More Seiko SRQ references