Seiko Cal. 3813 - 622

Seiko 3813-622

The 3813-622 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-bbfbfcbe3bd5]

Also known as: Bullhead

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
40mm
Case Thickness
14.3mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
190m
Dial Color
Black
Jewels
22j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1995

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