Seiko Cal. 6690 - 564

The Seiko 6690-564 represents an important milestone in Seiko's 1996 lineup. It features a Black dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-3b549e1202cc]

Also known as: Rally, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1996

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