Seiko Cal. 4451 - 231

This Solar model from 1978 features a 42mm Two-Tone case. With its 20mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-56b55068c341]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1978

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