Seiko Cal. 6371 - 503

The Seiko 6371-503 represents an important milestone in Seiko's 1986 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-4cb194fd2c9f]

Also known as: Tuna, Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1986

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