Seiko Cal. 6656 - 624

This Solar model from 1965 features a 42mm Stainless Steel case. With its 18mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-42a0614fb557]

Also known as: Helmet, Silverwave

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1965

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