Seiko Cal. 6680 - 871

The Seiko 6680-871 represents an important milestone in Seiko's 1971 lineup. Powered by the 6680 caliber with 33j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-ff9e7885ba9f]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1971

Related Models

• Seiko 6169-887
• Seiko 6683-400
• Seiko 7184-485
• Seiko 5628-688
• Seiko 6633-851
• Seiko 4599-218
• Seiko 6251-328
• Seiko 6249-578
• Seiko 6381-385
• Seiko 3894-952
• Seiko 0790-312
• Seiko 0753-457