Seiko Cal. 0739 - 640

Seiko 0739-640

The 0739-640 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-c2bcc79135bb]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
35mm
Case Thickness
10.0mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Burgundy
Jewels
22j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1985

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