Seiko Cal. 6137 - 878

The 6137-878 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-9a897ba8ad11]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1983

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