Seiko Cal. 0765 - 663

Seiko 0765-663

The 0765-663 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-15d3e11fdd1c]

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
9.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
30m
Dial Color
Navy
Jewels
27j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1981

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