Seiko Cal. 6318 - 657

Seiko 6318-657

The Seiko 6318-657 represents an important milestone in Seiko's 1997 lineup. Powered by the 6318 caliber with 18j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-ed8bf1f15bdb]

Also known as: Silverwave, Navigator

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
8.2mm
Lug Width
19mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Navy
Jewels
18j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1997

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