Seiko Cal. 6173 - 631

Released in 1977, the Cal. 6173 with design code 631 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-396100035b6c]

Also known as: Helmet, Emperor

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1977

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