Seiko Cal. 6691 - 793

Released in 1989, the Cal. 6691 with design code 793 was part of Seiko's domestic market collection. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-cae9fb61f9c0]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1989

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