Seiko Cal. 4488 - 266

This Automatic model from 1973 features a 42mm Two-Tone case. Powered by the 4488 caliber with 28j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-55abf181f2b5]

Also known as: Sumo, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1973

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