Seiko Cal. 0778 - 442

This Hand-Winding model from 1976 features a 42mm Two-Tone case. Powered by the 0778 caliber with 27j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-d9fa5676fb46]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1976

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