Seiko Cal. 6641 - 617

Seiko 6641-617

This Automatic model from 1985 features a 46mm PVD Black case. Powered by the 6641 caliber with 21j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-90dbd3b97a6e]

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
46mm
Case Thickness
11.1mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Burgundy
Jewels
21j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1985

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