Seiko Cal. 7170 - 400

Seiko 7170-400

This Spring Drive model from 1979 features a 40mm Titanium case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-55b1dbc6a6b1]

Also known as: Sumo, UFO

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
40mm
Case Thickness
11.3mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
White
Jewels
29j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1979

Related Models

seikata-wm-55b1dbc6a6b1