Seiko Cal. 3857 - 379

Seiko 3857-379

The 3857-379 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-1d6137c5c96b]

Also known as: Monster

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
14.0mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Green
Jewels
24j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1972

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