Seiko Cal. 6236 - 657

The 6236-657 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6236 caliber with 18j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-e8ecfa4e7a2c]

Also known as: Pogue, UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1974

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