Seiko Cal. 6639 - 386

The Seiko 6639-386 represents an important milestone in Seiko's 1994 lineup. Powered by the 6639 caliber with 33j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-0f16ee639038]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1994

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