Seiko Cal. 7179 - 277

This Hand-Winding model from 1987 features a 44mm Titanium case. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-c777f1ed0bc1]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1987

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