Seiko Cal. 7137 - 618

The Seiko 7137-618 represents an important milestone in Seiko's 1981 lineup. It features a Green dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-8a34e1191b6c]

Also known as: Turtle, Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1981

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