Seiko Cal. 3817 - 141

This Spring Drive model from 1966 features a 37mm Gold-Plated case. It features a Black dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-4305f27310a8]

Also known as: UFO, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1966

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