Seiko Cal. 0731 - 601

Seiko 0731-601

The 0731-601 is a sought-after Automatic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-452097b99128]

Also known as: Helmet, Arnie

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
8.1mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Blue Sunburst
Jewels
19j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1983

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seikata-wm-452097b99128