Seiko Cal. 4428 - 805

This Automatic model from 1987 features a 34mm Two-Tone case. Powered by the 4428 caliber with 29j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-43105c19d00b]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1987

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