Seiko Cal. 6138 - 438

The 6138-438 is a sought-after Quartz piece from Seiko's golden era. With its 18mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-8c227f6d9f92]

Also known as: UFO, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1981

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