Seiko Cal. 6665 - 340

Seiko 6665-340

The 6665-340 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-73a82bb20f60]

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
35mm
Case Thickness
10.2mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Black
Jewels
35j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1978

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