Seiko Cal. 6318 - 657

Seiko 6318-657

The 6318-657 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6318 caliber with 29j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-f12eb1cd5b5e]

Also known as: Crown, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
11.6mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
160m
Dial Color
White
Jewels
29j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1999

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