Seiko Cal. 4570 - 131

The Seiko 4570-131 represents an important milestone in Seiko's 1989 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-648b94434eae]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1989

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