Seiko Cal. 5638 - 665

This Automatic model from 1994 features a 42mm Stainless Steel case. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-8bbcb599fbac]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1994

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