Seiko Cal. 6381 - 331

This Automatic model from 1975 features a 34mm Hardlex-Coated Steel case. It features a Cream dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-58056b1b86dc]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1975

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