Seiko Cal. 6381 - 491

The Seiko 6381-491 represents an important milestone in Seiko's 1981 lineup. It features a Cream dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-a384dbe1a59b]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1981

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