Seiko Cal. 5231 - 210

The Seiko 5231-210 represents an important milestone in Seiko's 1971 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-5a954e248fd4]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1971

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