Seiko Cal. 6154 - 556

The Seiko 6154-556 represents an important milestone in Seiko's 1987 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-26a9455dc038]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1987

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