Seiko Cal. 3845 - 523

This Spring Drive model from 1975 features a 45mm Two-Tone case. Powered by the 3845 caliber with 30j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-bc8530c0fc49]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1975

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