Seiko Cal. 5654 - 945

This Quartz model from 1979 features a 45mm Hardlex-Coated Steel case. Powered by the 5654 caliber with 25j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-b1c24f99a388]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1979

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