Seiko Cal. 6661 - 687

This Solar model from 1982 features a 44mm Gold-Plated case. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-11c6f73d8192]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1982

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