Seiko Cal. 3813 - 372

Seiko 3813-372

The 3813-372 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3813 caliber with 34j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-712f08fa86d1]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
34mm
Case Thickness
9.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
190m
Dial Color
Cream
Jewels
34j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1984

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