Seiko Cal. 7170 - 810

Seiko 7170-810

The 7170-810 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-a1c3586d0154]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
45mm
Case Thickness
13.9mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Green
Jewels
34j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1976

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