Seiko Cal. 3855 - 231

The Seiko 3855-231 represents an important milestone in Seiko's 1969 lineup. It features a Black dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-52d71d7193e8]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1969

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