Seiko Cal. 5243 - 558

Seiko 5243-558

The Seiko 5243-558 represents an important milestone in Seiko's 1994 lineup. Powered by the 5243 caliber with 18j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-466ba85caf3d]

Also known as: Samurai, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
13.1mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
30m
Dial Color
Navy
Jewels
18j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1994

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