Seiko Cal. 6681 - 668

This Automatic model from 1992 features a 40mm Stainless Steel case. Powered by the 6681 caliber with 27j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-809d873e6b08]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1992

Related Models

• Seiko 0714-985
• Seiko 4574-640
• Seiko 4520-852
• Seiko 7125-497
• Seiko 3874-842
• Seiko 7059-153
• Seiko 6171-551
• Seiko 5280-611
• Seiko 7086-565
• Seiko 3883-112
• Seiko 5218-553
• Seiko 3810-218