Seiko Cal. 3810 - 489

This Automatic model from 1981 features a 40mm Stainless Steel case. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-df9ee8472b6d]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1981

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