Seiko Cal. 6690 - 711

The Seiko 6690-711 represents an important milestone in Seiko's 1973 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-2b4f8061d749]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1973

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