Seiko Cal. 6337 - 439

This Spring Drive model from 1966 features a 39mm Two-Tone case. It features a Cream dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-b82f86e6310b]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1966

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