Seiko Cal. 6680 - 659

The Seiko 6680-659 represents an important milestone in Seiko's 1991 lineup. Powered by the 6680 caliber with 33j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-bfbe7ddaf643]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1991

Related Models

• Seiko 7057-442
• Seiko 5623-243
• Seiko 7095-630
• Seiko 6373-502
• Seiko 4420-982
• Seiko 6615-913
• Seiko 7157-580
• Seiko 6186-309
• Seiko 7041-906
• Seiko 3866-567
• Seiko 7167-534
• Seiko 6281-464