Seiko Cal. 3861 - 739

Seiko 3861-739

This Hand-Winding model from 1999 features a 41mm PVD Black case. Powered by the 3861 caliber with 36j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-f765e56a9422]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
41mm
Case Thickness
14.1mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Silver
Jewels
36j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1999

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seikata-wm-f765e56a9422