Seiko Cal. 3831 - 331

Seiko 3831-331

The 3831-331 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-27679ea9b86c]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
10.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Navy
Jewels
28j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1967

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