Seiko Cal. 6388 - 522

The 6388-522 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-2b179feae8cc]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1990

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