Seiko Cal. 7173 - 677

The Seiko 7173-677 represents an important milestone in Seiko's 1990 lineup. Powered by the 7173 caliber with 27j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-db30cb37858b]

Also known as: Monster, Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1990

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