Seiko Cal. 6637 - 393

This Quartz model from 1985 features a 42mm Stainless Steel case. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-59aa00c218d8]

Also known as: Turtle, Arnie

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1985

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