Seiko Cal. 6669 - 507

Seiko 6669-507

The 6669-507 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6669 caliber with 25j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-31e8e66c4e8f]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
45mm
Case Thickness
9.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Navy
Jewels
25j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1978

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