Seiko Cal. 3813 - 779

The 3813-779 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-d12ceb9a5a97]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1994

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