Seiko Cal. 6611 - 604

Seiko 6611-604

This Spring Drive model from 1970 features a 44mm Two-Tone case. Powered by the 6611 caliber with 20j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-aa17753d47c1]

Also known as: Rally, Emperor

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
44mm
Case Thickness
13.4mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Navy
Jewels
20j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1970

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