Seiko Cal. 5643 - 847

The Seiko 5643-847 represents an important milestone in Seiko's 1970 lineup. With its 19mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-23c78a5ed869]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1970

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