Seiko Cal. 6388 - 628

The Seiko 6388-628 represents an important milestone in Seiko's 1989 lineup. Powered by the 6388 caliber with 28j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-77f0fb5df4f0]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1989

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