Seiko Cal. 6670 - 988

Seiko 6670-988

The 6670-988 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6670 caliber with 22j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-7855c19a1963]

Also known as: Bullhead, Emperor

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
38mm
Case Thickness
12.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
170m
Dial Color
White
Jewels
22j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1985

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seikata-wm-7855c19a1963