Seiko Cal. 3873 - 170

Seiko 3873-170

The 3873-170 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3873 caliber with 31j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-b6f10deeb6d5]

Also known as: Navigator

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
45mm
Case Thickness
14.0mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
150m
Dial Color
Navy
Jewels
31j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1992

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