Seiko Cal. 4487 - 543

This Automatic model from 1972 features a 44mm PVD Black case. Powered by the 4487 caliber with 26j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-fd9c6043723a]

Also known as: Sumo, Pogue

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1972

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