Seiko Cal. 7170 - 902

Seiko 7170-902

The 7170-902 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-5b7b7464501a]

Also known as: Tuna, Bullhead

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
39mm
Case Thickness
12.9mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Champagne
Jewels
23j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1974

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