Seiko Cal. 5238 - 664

The 5238-664 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-21add8318cd3]

Also known as: Tuna, Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1982

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