Seiko Cal. 6351 - 678

Seiko 6351-678

The 6351-678 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6351 caliber with 33j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-4c966fb3c38d]

Also known as: Turtle, Sumo

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
38mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
130m
Dial Color
White
Jewels
33j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1975

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