Seiko Cal. 0731 - 538

Seiko 0731-538

The 0731-538 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-8184d9f72e4a]

Also known as: Rally, Flighty

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
39mm
Case Thickness
13.0mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Black
Jewels
33j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1983

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