Seiko Cal. 7181 - 668

Seiko 7181-668

The Seiko 7181-668 represents an important milestone in Seiko's 1973 lineup. Powered by the 7181 caliber with 23j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-23672aee689d]

Also known as: Silverwave, Sea Horse

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
12.0mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
90m
Dial Color
Green
Jewels
23j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1973

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seikata-wm-23672aee689d