Seiko Cal. 6177 - 904

The Seiko 6177-904 represents an important milestone in Seiko's 1972 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-386804732889]

Also known as: Sumo, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1972

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