Seiko Cal. 6647 - 544

This Spring Drive model from 1992 features a 44mm Two-Tone case. Powered by the 6647 caliber with 30j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-20b893b6215b]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1992

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