Seiko Cal. 3877 - 703

Seiko 3877-703

The 3877-703 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3877 caliber with 23j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-8d7fa715c229]

Also known as: Samurai, Helmet

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
44mm
Case Thickness
14.9mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Cream
Jewels
23j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1994

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