Seiko Cal. 4520 - 613

This Hand-Winding model from 1976 features a 35mm Stainless Steel case. Powered by the 4520 caliber with 33j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-767d88a87f7d]

Also known as: Pogue, Rally

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1976

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