Seiko Cal. 4513 - 742

Released in 1971, the Cal. 4513 with design code 742 was part of Seiko's domestic market collection. Powered by the 4513 caliber with 21j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-4ff42452ce6b]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1971

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