Seiko Cal. 5624 - 831

This Automatic model from 1975 features a 45mm Stainless Steel case. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-5785ed59ea10]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1975

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