Seiko Cal. 5630 - 575

The Seiko 5630-575 represents an important milestone in Seiko's 1970 lineup. With its 18mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-361c1b98a417]

Also known as: Sumo, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1970

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