Seiko Cal. 5631 - 177

The 5631-177 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-b75303e66b80]

Also known as: Pogue

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1971

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