Seiko Cal. 4561 - 238

This Spring Drive model from 1987 features a 40mm Two-Tone case. Powered by the 4561 caliber with 27j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-3a6ef3ac1011]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1987

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