Seiko Cal. 6155 - 669

Seiko 6155-669

The 6155-669 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6155 caliber with 20j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-7d1ae85c5fee]

Also known as: Monster, Bullhead

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
12.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
180m
Dial Color
Green
Jewels
20j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1966

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