Seiko Cal. 4513 - 856

This Quartz model from 1965 features a 35mm Stainless Steel case. Powered by the 4513 caliber with 26j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-f3e9dbf48574]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1965

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