Seiko Cal. 5658 - 555

Seiko 5658-555

The Seiko 5658-555 represents an important milestone in Seiko's 1988 lineup. Powered by the 5658 caliber with 29j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-89706bcf9f76]

Also known as: Sportsmatic, Arnie

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
37mm
Case Thickness
12.7mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
140m
Dial Color
Navy
Jewels
29j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1988

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