Seiko Cal. 6680 - 181

Seiko 6680-181

The Seiko 6680-181 represents an important milestone in Seiko's 1987 lineup. Powered by the 6680 caliber with 32j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-c135c69c57f3]

Also known as: Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
39mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Silver
Jewels
32j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1987

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