Seiko Cal. 3813 - 318

Seiko 3813-318

The 3813-318 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-5283dec03e2c]

Also known as: Samurai, Monster

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
37mm
Case Thickness
10.6mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1974

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