Seiko Cal. 7136 - 109

The 7136-109 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-a192bcce3df0]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1974

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