Seiko Cal. 5678 - 940

The 5678-940 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-bb03928ebf6e]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1975

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