Seiko Cal. 7177 - 110

This Spring Drive model from 1972 features a 37mm Two-Tone case. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-2caea6280fde]

Also known as: Sumo, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1972

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