Seiko Cal. 6645 - 311

This Solar model from 1981 features a 46mm Stainless Steel case. With its 20mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-ddd9cfca30e4]

Also known as: Helmet, Silverwave

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

36j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1981

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