Seiko Cal. 7054 - 556

The Seiko 7054-556 represents an important milestone in Seiko's 1974 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-8db67d9684af]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1974

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