Seiko Cal. 5231 - 855

The Seiko 5231-855 represents an important milestone in Seiko's 1973 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-60d8aa07d5a3]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1973

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