Seiko Cal. 3862 - 728

Seiko 3862-728

The 3862-728 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-811b865d5a2f]

Also known as: Helmet, Crown

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
15.8mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
180m
Dial Color
Silver
Jewels
32j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1981

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