Seiko Cal. 7090 - 644

The Seiko 7090-644 represents an important milestone in Seiko's 1990 lineup. Powered by the 7090 caliber with 33j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-084d0b9df127]

Also known as: Samurai, World Timer

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1990

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