Seiko Cal. 3888 - 138

The Seiko 3888-138 represents an important milestone in Seiko's 1989 lineup. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-dba32df7cac8]

Also known as: Shogun, Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1989

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