Seiko Cal. 5624 - 299

This Spring Drive model from 1965 features a 37mm Two-Tone case. With its 18mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-16e53493e94e]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1965

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