Seiko Cal. 7170 - 987

Seiko 7170-987

The 7170-987 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-6b28f0183d7b]

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
46mm
Case Thickness
15.0mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
White
Jewels
22j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1990

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