Seiko Cal. 6178 - 230

The Seiko 6178-230 represents an important milestone in Seiko's 1993 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-28e8e4740652]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1993

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