Seiko Cal. 6637 - 714

This Automatic model from 1974 features a 38mm Gold-Plated case. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-bd6ee8dc3f23]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1974

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