Seiko Cal. 5665 - 239

This Hand-Winding model from 1973 features a 38mm PVD Black case. Powered by the 5665 caliber with 23j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-ee905dbf3529]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1973

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