Seiko Cal. 0728 - 266

This Automatic model from 1974 features a 42mm PVD Black case. Powered by the 0728 caliber with 34j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-304d6a74ff63]

Also known as: Tuna, UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1974

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