Seiko Cal. 5638 - 938

The Seiko 5638-938 represents an important milestone in Seiko's 1996 lineup. It features a Green dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-4adfe22c9ed3]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1996

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