Seiko Cal. 5673 - 693

The Seiko 5673-693 represents an important milestone in Seiko's 1980 lineup. Powered by the 5673 caliber with 33j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-db6df8364558]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1980

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