Seiko Cal. 5239 - 595

This Hand-Winding model from 1966 features a 37mm Two-Tone case. Powered by the 5239 caliber with 22j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-0f4be9871fe7]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1966

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