Seiko Cal. 7057 - 523

The Seiko 7057-523 represents an important milestone in Seiko's 1967 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-451981086fde]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1967

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