Seiko Cal. 5699 - 435

This Spring Drive model from 1979 features a 42mm Hardlex-Coated Steel case. With its 18mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-1881b9e9e32b]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1979

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