Seiko Cal. 6680 - 904

The Seiko 6680-904 represents an important milestone in Seiko's 1985 lineup. With its 20mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-126c4e71711d]

Also known as: Tuna, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1985

Related Models

• Seiko 6122-173
• Seiko 6269-501
• Seiko 6277-589
• Seiko 6613-351
• Seiko 6270-944
• Seiko 6662-794
• Seiko 5281-754
• Seiko 4515-640
• Seiko 6352-824
• Seiko 6143-957
• Seiko 5646-528
• Seiko 5665-287