Seiko Cal. 6681 - 631

Seiko 6681-631

The Seiko 6681-631 represents an important milestone in Seiko's 1987 lineup. Powered by the 6681 caliber with 22j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-e759315b9fcd]

Also known as: Shogun, Arnie

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
45mm
Case Thickness
14.9mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Cream
Jewels
22j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1987

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