Seiko Cal. 6178 - 397

The Seiko 6178-397 represents an important milestone in Seiko's 1999 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-1fbeee8fb276]

Also known as: Tuna, Flighty

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1999

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