Seiko Cal. 5252 - 939

The 5252-939 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5252 caliber with 31j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-12dcece6a0dd]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1974

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