Seiko Cal. 3840 - 374

This Solar model from 1979 features a 35mm PVD Black case. Powered by the 3840 caliber with 30j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-c32305363bdb]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1979

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