Seiko Cal. 3877 - 387

Seiko 3877-387

The 3877-387 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3877 caliber with 28j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-7f308c9603ad]

Also known as: Rally

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
42mm
Case Thickness
11.4mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1984

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