Seiko Cal. 5231 - 814

The 5231-814 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5231 caliber with 29j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-8494ba6cc24d]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1967

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