Seiko Cal. 7173 - 787

The Seiko 7173-787 represents an important milestone in Seiko's 1979 lineup. Powered by the 7173 caliber with 23j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-f98a3014af29]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1979

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