Seiko Cal. 5652 - 903

Seiko 5652-903

The Seiko 5652-903 represents an important milestone in Seiko's 1979 lineup. Powered by the 5652 caliber with 30j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-fd7bcf5e700c]

Also known as: Bullhead

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
15.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
50m
Dial Color
Navy
Jewels
30j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1979

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