Seiko Cal. 3877 - 342

Seiko 3877-342

The 3877-342 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3877 caliber with 17j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-2734fa710a4c]

Also known as: Rally

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
46mm
Case Thickness
10.7mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
17j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1997

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seikata-wm-2734fa710a4c