Seiko Cal. 5674 - 647

The Seiko 5674-647 represents an important milestone in Seiko's 1976 lineup. Powered by the 5674 caliber with 20j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-40bea6492f33]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1976

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