Seiko Cal. 4520 - 263

This Spring Drive model from 1973 features a 36mm Titanium case. Powered by the 4520 caliber with 36j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-ce57a431ae64]

Also known as: Rally, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1973

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