Seiko Cal. 6680 - 599

This Hand-Winding model from 1978 features a 34mm Hardlex-Coated Steel case. Powered by the 6680 caliber with 22j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-0a9801cd5129]

Also known as: Sumo, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1978

Related Models

• Seiko 3828-313
• Seiko 7082-100
• Seiko 7122-484
• Seiko 6626-714
• Seiko 7160-773
• Seiko 7179-955
• Seiko 6266-774
• Seiko 6637-404
• Seiko 7194-804
• Seiko 0784-545
• Seiko 6250-736
• Seiko 5224-567