Seiko Cal. 4531 - 920

The Seiko 4531-920 represents an important milestone in Seiko's 1968 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-9ce623f364b1]

Also known as: Samurai, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1968

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