Seiko Cal. 3871 - 239

Seiko 3871-239

The 3871-239 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3871 caliber with 21j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-cc8347b04621]

Also known as: Shogun, Helmet

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
11.8mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Burgundy
Jewels
21j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1996

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seikata-wm-cc8347b04621