Seiko Cal. 5659 - 374

This Spring Drive model from 1979 features a 40mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-188e710640b9]

Also known as: UFO, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1979

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