Seiko Cal. 3816 - 307

The Seiko 3816-307 represents an important milestone in Seiko's 1976 lineup. With its 21mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-6afb585f650c]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1976

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