Seiko Cal. 3874 - 633

The 3874-633 is a sought-after Automatic piece from Seiko's golden era. With its 19mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-23ae9fd54e35]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1979

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