Seiko Cal. 5649 - 839

The Seiko 5649-839 represents an important milestone in Seiko's 1990 lineup. Powered by the 5649 caliber with 17j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-825b9f958adb]

Also known as: Turtle, Monster

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1990

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