Seiko Cal. 5230 - 337

The Seiko 5230-337 represents an important milestone in Seiko's 1971 lineup. With its 21mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-f2e503df92fd]

Also known as: Silverwave, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1971

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