Seiko Cal. 3813 - 154

Released in 1975, the Cal. 3813 with design code 154 was part of Seiko's domestic market collection. With its 19mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-5cf8df7ad1f5]

Also known as: Silverwave, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1975

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