Seiko Cal. 6670 - 930

Seiko 6670-930

This Hand-Winding model from 1968 features a 42mm Two-Tone case. Powered by the 6670 caliber with 18j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-15d130e0cd96]

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
42mm
Case Thickness
13.9mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
90m
Dial Color
Cream
Jewels
18j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1968

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seikata-wm-15d130e0cd96