Seiko Cal. 6231 - 434

The 6231-434 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6231 caliber with 18j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-99d29d5f9d21]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1970

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