Seiko Cal. 0721 - 451

This Spring Drive model from 1985 features a 43mm Titanium case. Powered by the 0721 caliber with 33j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-46fc89e4d18f]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1985

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