Seiko Cal. 6690 - 101

The Seiko 6690-101 represents an important milestone in Seiko's 1979 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-5e7296995035]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1979

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