Seiko Cal. 6318 - 707

Seiko 6318-707

The 6318-707 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6318 caliber with 26j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-f09af0e7ce33]

Also known as: Monster, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
45mm
Case Thickness
12.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Green
Jewels
26j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1976

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seikata-wm-f09af0e7ce33