Seiko Cal. 6643 - 582

Seiko 6643-582

This Automatic model from 1977 features a 39mm Gold-Plated case. Powered by the 6643 caliber with 23j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-4336cd9691bd]

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
13.3mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Black
Jewels
23j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1977

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seikata-wm-4336cd9691bd