Seiko Cal. 7170 - 931

Seiko 7170-931

The Seiko 7170-931 represents an important milestone in Seiko's 1986 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-3199c93e6056]

Also known as: Tuna, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
36mm
Case Thickness
8.9mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
160m
Dial Color
White
Jewels
18j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1986

Related Models

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