Seiko Cal. 6337 - 964

This Spring Drive model from 1981 features a 39mm Gold-Plated case. It features a White dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-f1c962b36c99]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1981

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