Seiko Cal. 5681 - 747

Seiko 5681-747

The 5681-747 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5681 caliber with 34j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-bb5f174230e3]

Also known as: Sumo

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
13.7mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1968

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