Seiko Cal. 6678 - 612

Seiko 6678-612

The 6678-612 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6678 caliber with 24j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-e9b4c3711bfa]

Also known as: Rally

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
38mm
Case Thickness
10.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Navy
Jewels
24j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1971

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