Seiko Cal. 6681 - 180

The Seiko 6681-180 represents an important milestone in Seiko's 1976 lineup. Powered by the 6681 caliber with 34j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-dd8e141da190]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1976

Related Models

• Seiko 0712-532
• Seiko 5210-798
• Seiko 6271-805
• Seiko 7069-683
• Seiko 6231-297
• Seiko 3873-860
• Seiko 4429-259
• Seiko 6158-394
• Seiko 4581-328
• Seiko 7127-215
• Seiko 6346-592
• Seiko 5672-945