Seiko Cal. 6661 - 737

Seiko 6661-737

The 6661-737 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-d9dd9dfd9992]

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
39mm
Case Thickness
9.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
180m
Dial Color
White
Jewels
32j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1966

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