Seiko Cal. 6683 - 764

The Seiko 6683-764 represents an important milestone in Seiko's 1980 lineup. Powered by the 6683 caliber with 21j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-a3c7f69bcc90]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1980

Related Models

• Seiko 4434-491
• Seiko 4517-504
• Seiko 0740-827
• Seiko 3825-849
• Seiko 5273-371
• Seiko 4446-876
• Seiko 6321-131
• Seiko 6210-853
• Seiko 6383-336
• Seiko 6331-233
• Seiko 5257-711
• Seiko 6134-792