Seiko Cal. 6649 - 812

The Seiko 6649-812 represents an important milestone in Seiko's 1978 lineup. With its 22mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-9920e2169cf1]

Also known as: Crown, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1978

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