Seiko Cal. 6681 - 994

The Seiko 6681-994 represents an important milestone in Seiko's 1967 lineup. Powered by the 6681 caliber with 36j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-e453c26c1209]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1967

Related Models

• Seiko 3863-330
• Seiko 4479-170
• Seiko 4582-597
• Seiko 3890-564
• Seiko 5683-763
• Seiko 4414-575
• Seiko 4579-820
• Seiko 5277-250
• Seiko 6227-177
• Seiko 0772-465
• Seiko 5698-488
• Seiko 7190-449