Seiko Cal. 3813 - 578

The 3813-578 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-22cb8bac2d8c]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1997

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