Seiko Cal. 5655 - 785

This Automatic model from 1978 features a 37mm PVD Black case. Powered by the 5655 caliber with 34j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-26265c38e63d]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1978

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