Seiko Cal. 4513 - 561

The Seiko 4513-561 represents an important milestone in Seiko's 1968 lineup. Powered by the 4513 caliber with 17j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-57ef8b8cf17c]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1968

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