Seiko Cal. 7186 - 577

The Seiko 7186-577 represents an important milestone in Seiko's 1972 lineup. It features a Silver dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-941a132f98d3]

Also known as: Sumo, Arnie

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1972

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