Seiko Cal. 6628 - 342

The 6628-342 is a sought-after Solar piece from Seiko's golden era. With its 21mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-1885925ca8fe]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1978

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