Seiko Cal. 6178 - 505

This Spring Drive model from 1984 features a 46mm Hardlex-Coated Steel case. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-42cecf1cf922]

Also known as: Pogue, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1984

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