Seiko Cal. 4520 - 359

This Automatic model from 1969 features a 37mm Hardlex-Coated Steel case. Powered by the 4520 caliber with 36j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-f34bd2e1461b]

Also known as: Goldfeather, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1969

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