Seiko Cal. 6377 - 739

This Spring Drive model from 1970 features a 36mm Gold-Plated case. It features a Cream dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-7b03c8f87b1b]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1970

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