Seiko Cal. 6388 - 230

The Seiko 6388-230 represents an important milestone in Seiko's 1985 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ca3fe27d31b3]

Also known as: Arnie

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1985

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