Seiko Cal. 6638 - 130

The Seiko 6638-130 represents an important milestone in Seiko's 1982 lineup. It features a Cream dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-5af63274e7a9]

Also known as: Shogun, Bullhead

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1982

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