Seiko Cal. 6371 - 578

This Hand-Winding model from 1987 features a 37mm Gold-Plated case. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-23c8e47591b9]

Also known as: UFO, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1987

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