Seiko Cal. 6371 - 683

This Spring Drive model from 1998 features a 43mm Hardlex-Coated Steel case. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-5eaeae98deba]

Also known as: UFO, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1998

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