Seiko Cal. 6178 - 554

The 6178-554 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-933f6dab8585]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1974

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