Seiko Cal. 6649 - 831

This Hand-Winding model from 1977 features a 43mm Stainless Steel case. With its 22mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-8e97c0b326f6]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1977

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