Seiko Cal. 6639 - 604

This Automatic model from 1997 features a 44mm Titanium case. Powered by the 6639 caliber with 34j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-5880b0e8af21]

Also known as: Samurai, Silverwave

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1997

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