Seiko Cal. 0771 - 930

Seiko 0771-930

The 0771-930 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-745bb411f7da]

Also known as: Helmet, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
8.0mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1970

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seikata-wm-745bb411f7da