Seiko Cal. 3820 - 442

Seiko 3820-442

The 3820-442 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-94e38a98f709]

Also known as: Sumo, Arnie

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
15.3mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Silver
Jewels
17j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1987

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seikata-wm-94e38a98f709