Seiko Cal. 6680 - 127

Released in 1979, the Cal. 6680 with design code 127 was part of Seiko's domestic market collection. Powered by the 6680 caliber with 18j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-86dd86ec02d9]

Also known as: Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1979

Related Models

• Seiko 3897-551
• Seiko 5665-993
• Seiko 6654-606
• Seiko 5279-174
• Seiko 7197-883
• Seiko 3823-853
• Seiko 7095-180
• Seiko 6259-610
• Seiko 6675-192
• Seiko 7017-543
• Seiko 7176-567
• Seiko 4473-565