Seiko Cal. 7163 - 340

This Spring Drive model from 1997 features a 41mm PVD Black case. Powered by the 7163 caliber with 25j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-102a3f1bdbdc]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1997

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