Seiko Cal. 4489 - 538

This Solar model from 1970 features a 37mm Two-Tone case. With its 19mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-561c56c5ffb3]

Also known as: Sumo, Sea Horse

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1970

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