Seiko Cal. 5662 - 520

This Hand-Winding model from 1966 features a 40mm PVD Black case. Powered by the 5662 caliber with 33j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-1b3d7552ddbe]

Also known as: Helmet, Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1966

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