Seiko Cal. 4550 - 486

This Automatic model from 1969 features a 39mm PVD Black case. Powered by the 4550 caliber with 31j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-38fdf81f1b52]

Also known as: Shogun, Goldfeather

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1969

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