Seiko Cal. 7021 - 859

This Spring Drive model from 1985 features a 40mm Two-Tone case. Powered by the 7021 caliber with 27j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-d7e0e1986203]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1985

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