Seiko Cal. 7171 - 823

Seiko 7171-823

The 7171-823 is a sought-after Quartz piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-9dfbd0b79839]

Also known as: Bullhead, Navigator

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
13.7mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Black
Jewels
17j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1991

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