Seiko Cal. 6388 - 424

Released in 1986, the Cal. 6388 with design code 424 was part of Seiko's domestic market collection. With its 20mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-07ddbd371b35]

Also known as: Sea Horse, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1986

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