Seiko Cal. 5661 - 167

The Seiko 5661-167 represents an important milestone in Seiko's 1984 lineup. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-b0799176b9ca]

Also known as: Sumo, Rally

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1984

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