Seiko Cal. 3813 - 258

This Hand-Winding model from 1977 features a 44mm Two-Tone case. With its 22mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-3a277c1c1edd]

Also known as: Sportsmatic, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1977

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