Seiko Cal. 6391 - 503

Seiko 6391-503

This Hand-Winding model from 1980 features a 36mm Gold-Plated case. Powered by the 6391 caliber with 22j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-da17692a229d]

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
8.6mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
90m
Dial Color
Silver
Jewels
22j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1980

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seikata-wm-da17692a229d