Seiko Cal. 6331 - 359

The 6331-359 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-9a73697b63ac]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1970

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