Seiko Cal. 7184 - 640

Seiko 7184-640

The Seiko 7184-640 represents an important milestone in Seiko's 1982 lineup. Powered by the 7184 caliber with 32j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-acdb7ef0a5cd]

Also known as: Arnie

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
14.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
40m
Dial Color
Cream
Jewels
32j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1982

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