Seiko Cal. 5237 - 304

The Seiko 5237-304 represents an important milestone in Seiko's 1968 lineup. Powered by the 5237 caliber with 34j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-771461fe0b23]

Also known as: UFO, Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1968

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