Seiko Cal. 3831 - 221

Seiko 3831-221

The 3831-221 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-ec98c3af0ea1]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
39mm
Case Thickness
12.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
70m
Dial Color
Burgundy
Jewels
29j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1968

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