Seiko Cal. 5683 - 434

Released in 1975, the Cal. 5683 with design code 434 was part of Seiko's domestic market collection. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-03ce84eb4ac9]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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