Seiko Cal. 6331 - 788

This Automatic model from 1976 features a 42mm Gold-Plated case. It features a Burgundy dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-5171edb49f09]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1976

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