Seiko Cal. 4513 - 657

This Spring Drive model from 1996 features a 46mm Stainless Steel case. Powered by the 4513 caliber with 19j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-5530e1c777cf]

Also known as: Tuna, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1996

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