Seiko Cal. 3811 - 433

Seiko 3811-433

The 3811-433 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-a7dfdbafacfd]

Also known as: Bullhead

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
37mm
Case Thickness
12.3mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Navy
Jewels
21j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1973

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