Seiko Cal. 3811 - 745

This Spring Drive model from 1989 features a 39mm Stainless Steel case. With its 21mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-d3b33a80d635]

Also known as: Tuna, Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1989

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