Seiko Cal. 5687 - 161

This Solar model from 1978 features a 39mm Stainless Steel case. With its 19mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-5d7eda75ef07]

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1978

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