Seiko Cal. 0728 - 170

This Spring Drive model from 1985 features a 43mm Two-Tone case. Powered by the 0728 caliber with 24j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-bff04d3ed33f]

Also known as: Samurai, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1985

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