Seiko Cal. 5231 - 207

Seiko 5231-207

The 5231-207 is a sought-after Automatic piece from Seiko's golden era. It features a Cream dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-d63d29c5b57c]

Also known as: Navigator, Flighty

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
8.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
30m
Dial Color
Cream
Jewels
25j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1983

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