Seiko Cal. 7173 - 397

The Seiko 7173-397 represents an important milestone in Seiko's 1982 lineup. Powered by the 7173 caliber with 24j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-71ea23c906c4]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1982

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