Seiko Cal. 6170 - 633

This Quartz model from 1977 features a 43mm PVD Black case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-f723a9678fa6]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1977

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