Seiko Cal. 5237 - 223

The Seiko 5237-223 represents an important milestone in Seiko's 1990 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-eb27ecd4ee7f]

Also known as: Helmet, UFO

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1990

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