Seiko Cal. 5637 - 165

This Quartz model from 1970 features a 46mm PVD Black case. With its 21mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-761e73535453]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1970

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