Seiko Cal. 6188 - 657

The 6188-657 is a sought-after Solar piece from Seiko's golden era. With its 20mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-aa7964cbab6b]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1999

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