Seiko Cal. 0731 - 961

Seiko 0731-961

The 0731-961 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-90ffa89e6eea]

Also known as: UFO, Silverwave

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
10.3mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
White
Jewels
20j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1980

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