Seiko Cal. 7173 - 177

The Seiko 7173-177 represents an important milestone in Seiko's 1966 lineup. Powered by the 7173 caliber with 25j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-6976eeb9ec9f]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1966

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