Seiko Cal. 0720 - 513

This Hand-Winding model from 1971 features a 36mm PVD Black case. Powered by the 0720 caliber with 19j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-ba9ed02a6133]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1971

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