Seiko Cal. 5653 - 828

Seiko 5653-828

The Seiko 5653-828 represents an important milestone in Seiko's 1973 lineup. Powered by the 5653 caliber with 19j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-78fe35ced07c]

Also known as: Sportsmatic, Emperor

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
12.8mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Navy
Jewels
19j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1973

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