Seiko Cal. 3855 - 763

Seiko 3855-763

The 3855-763 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-97d5497ae97b]

Also known as: Navigator

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
46mm
Case Thickness
14.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
23j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1968

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