Seiko Cal. 6689 - 918

The Seiko 6689-918 represents an important milestone in Seiko's 1971 lineup. It features a Navy dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-ec3ef468761a]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1971

Related Models

• Seiko 6250-878
• Seiko 0773-471
• Seiko 6227-598
• Seiko 7062-998
• Seiko 3855-317
• Seiko 6120-269
• Seiko 4468-602
• Seiko 7149-863
• Seiko 6296-661
• Seiko 6699-889
• Seiko 6269-486
• Seiko 7152-858