Seiko Cal. 3840 - 174

This Spring Drive model from 1972 features a 42mm Two-Tone case. With its 18mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-4be7356a9809]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1972

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