Seiko Cal. 3821 - 840

Seiko 3821-840

The 3821-840 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e050bc4c17dd]

Also known as: Samurai

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
39mm
Case Thickness
10.4mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
50m
Dial Color
Black
Jewels
34j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1973

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